USPC Patent Classifications

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Class 351 optics: eye examining, vision testing and correcting
uspcdescription
351/200351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument
351/201351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (201) for fusion and space perception testing (e.g., stereoscopic vision)
351/202351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (201) for fusion and space perception testing (e.g., stereoscopic vision) (202) of abnormal muscular functioning
351/203351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (203) eye exercising or training type
351/204351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (204) for interpupillary distance measuring or lens positioning
351/205351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type
351/206351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (206) including eye photography
351/207351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (206) including eye photography (207) having spurious reflection blocking
351/208351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (206) including eye photography (208) having means to detect proper distance or alignment (i.e., eye to instrument)
351/209351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (209) including eye movement detection
351/210351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (209) including eye movement detection (210) using photodetector
351/211351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (211) including projected target image
351/212351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (211) including projected target image (212) for cornea curvature measurement
351/213351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (213) including light filter or absorber
351/214351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (214) including diaphram or slit
351/215351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (215) including light polarizing means
351/216351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (216) including lens selectively insertable in optical path
351/217351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (216) including lens selectively insertable in optical path (217) on rotary disc
351/218351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (216) including lens selectively insertable in optical path (217) on rotary disc (218) hand held type
351/219351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (219) with contact lens
351/220351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (220) including reflectors with off-set surfaces
351/221351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (205) objective type (221) including illuminator
351/222351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type
351/223351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (223) self examining type
351/224351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (224) perimeter type
351/225351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (224) perimeter type (225) with rotatable arm
351/226351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (224) perimeter type (226) with bowl type screen
351/227351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (227) including trial frame
351/228351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (227) including trial frame (228) with multifocal lens
351/229351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (227) including trial frame (229) with plural lens carrier
351/230351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (227) including trial frame (230) with individual lens holder
351/231351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (227) including trial frame (231) removably attachable to eye glass frame
351/232351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (232) with light polarzing lens
351/233351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (233) lens or filter selectively insertable in optical path
351/234351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (233) lens or filter selectively insertable in optical path (234) mounted on rotatable disc
351/235351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (233) lens or filter selectively insertable in optical path (234) mounted on rotatable disc (235) having plural disc carrier
351/236351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (233) lens or filter selectively insertable in optical path (236) movable along optical axis
351/237351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (237) including target image projection
351/238351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (237) including target image projection (238) tachistoscope type
351/239351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (239) including test chart or target
351/240351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (239) including test chart or target (240) stereoscopic type
351/241351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (239) including test chart or target (241) astigmatism type
351/242351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (239) including test chart or target (242) chromaticity type
351/243351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (239) including test chart or target (243) illuminated
351/244351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (222) subjective type (239) including test chart or target (244) having support or cabinet
351/245351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (245) support
351/246351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (246) methods of use
351/247351 optics: eye examining, vision testing and correcting/(200) eye examining or testing instrument (246) methods of use (247) for contact lens fitting
351/41351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses
351/42351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (42) lens repair devices
351/43351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (43) floating or underwater type
351/44351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (44) with antiglare or shading
351/45351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (44) with antiglare or shading (45) partially occluding the light-path area
351/46351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (44) with antiglare or shading (46) perforated opaque plates or shields
351/47351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (44) with antiglare or shading (47) removable and/or adjustable filters or screens (e.g., clip-on type)
351/48351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (44) with antiglare or shading (47) removable and/or adjustable filters or screens (e.g., clip-on type) (48) spring biased
351/49351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (44) with antiglare or shading (49) polarizing
351/50351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (50) with rear-view reflectors
351/51351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (51) with decoration or ornamentation
351/52351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (51) with decoration or ornamentation (52) detachably secured
351/53351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (53) shooting type
351/54351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (54) invertible or reversible multifocal type
351/55351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (55) with vertical adjustment of multifocal lenses
351/56351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (56) lorgnette type
351/57351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (57) with auxiliary lenses movable in and out of the optical path (e.g., clip-on type attachments)
351/58351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (57) with auxiliary lenses movable in and out of the optical path (e.g., clip-on type attachments) (58) spring biased or secured by friction members
351/59351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (59) lens pivots in and out of optical path
351/60351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (60) with lens suspension bar (e.g., torsion bar)
351/61351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (61) u-shape or half-moon lens below eye level
351/62351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (62) with moisture prevention or absorption
351/63351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (63) folding
351/64351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (63) folding (64) pince-nez type
351/65351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor)
351/66351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (66) with ear chain or temple
351/67351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (67) plural bridges
351/68351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (68) with resilient extensible bridge
351/69351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (69) lens and nose grip movable on flexible bridge
351/70351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (70) posts or studs connecting bridge and nose grip
351/71351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (71) with spring biased nose grips
351/72351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (71) with spring biased nose grips (72) with pivoting levers
351/73351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (71) with spring biased nose grips (72) with pivoting levers (73) with flat spiral springs
351/74351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (71) with spring biased nose grips (72) with pivoting levers (74) with springs below bridge
351/75351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (71) with spring biased nose grips (72) with pivoting levers (75) with springs encased
351/76351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (76) with adjustable or rockable nose grips or pads
351/77351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (76) with adjustable or rockable nose grips or pads (77) with ball joints
351/78351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (78) nose pads or cushions
351/79351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (78) nose pads or cushions (79) plural pad parts engage the nose
351/80351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (78) nose pads or cushions (80) detachable
351/81351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (78) nose pads or cushions (81) perforated or serrated
351/82351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (65) pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) (78) nose pads or cushions (82) fluid-filled or suction type
351/83351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (83) continuous rim mounting
351/84351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (83) continuous rim mounting (84) with rotating means for multifocal lenses
351/85351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (83) continuous rim mounting (85) upper rim portion slotted
351/86351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (83) continuous rim mounting (86) with lens retaining or locking means
351/87351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (83) continuous rim mounting (87) nose guards or pads integral with frame
351/88351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (83) continuous rim mounting (88) nose guards or pads removable or adjustable
351/89351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (83) continuous rim mounting (89) with brace arm temple support
351/90351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting
351/91351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (91) with brow pieces or top arms
351/92351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (91) with brow pieces or top arms (92) screwless lens mounting
351/93351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (93) with brace arm supports for temple or lens
351/94351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (94) with auxiliary bridge
351/95351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (95) expansible and contractible lens rim
351/96351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (96) locking member secures lens against rotation
351/97351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (97) split connected by u-clamps or pivot links
351/98351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (98) split on nasal side of rim (i.e., at bridge)
351/99351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (99) clamp and temple pivot screw spaced along rim clamping arm
351/100351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (100) clamp and temple pivot screw coincident on rim clamping arm
351/101351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (101) metal clamps embrace the rims and connect to bridge and/or temples
351/102351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (90) split rim mounting (102) combined metal and plastic rims
351/103351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (103) brace arm or semi-rimless mounting
351/104351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (103) brace arm or semi-rimless mounting (104) arm or rim of plastic or of different material (e.g., metal and plastic)
351/105351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (103) brace arm or semi-rimless mounting (105) detachable brace arm
351/106351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (103) brace arm or semi-rimless mounting (106) screwless lens mounting
351/107351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (103) brace arm or semi-rimless mounting (107) with adjustable lens or frame part
351/108351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (103) brace arm or semi-rimless mounting (108) brace arm supports lens at two spaced points or constitutes a partial rim
351/109351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (103) brace arm or semi-rimless mounting (109) brace arm extends along edge of lens
351/110351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (110) rimless mounting
351/111351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples
351/112351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (112) with pocket clip or clasp
351/113351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (113) spring biased
351/114351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (114) resilient or flexible
351/115351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (115) reversible or axially rotatable
351/116351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (116) detachable
351/117351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (117) with covered core or rod (e.g., reinforced)
351/118351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (118) extensible (e.g., with adjustable sleeve member
351/119351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (119) two-part type (e.g., jointed)
351/120351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (120) inclined to lens plane
351/121351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (121) with connector
351/122351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (122) with skin protecting earpiece covering
351/123351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (111) temples (123) with head or ear engaging attachments
351/124351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges
351/125351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (125) crossbar type
351/126351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (126) flexible
351/127351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (126) flexible (127) ball or chain type
351/128351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (128) adjustable
351/129351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (129) reinforced
351/130351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (130) with auxiliary support
351/131351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (131) with nose grip or guard integral with bridge
351/132351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (132) with nose grip, nose guard, pad, or cushion
351/133351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (133) with connectors or straps
351/134351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (133) with connectors or straps (134) unitary bridge and straps
351/135351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (124) bridges (133) with connectors or straps (135) with lens clamping straps
351/136351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (136) nose pads or cushions
351/137351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (136) nose pads or cushions (137) adjustable, rockable, or pivotable
351/138351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (136) nose pads or cushions (138) detachable
351/139351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (136) nose pads or cushions (139) with cover or coating
351/140351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors
351/141351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (141) with screw locking means
351/142351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type
351/143351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type (143) with particular bracing bar or stud
351/144351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type (144) with cementing or fusing
351/145351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type (145) with cushion around lens screw or bolt
351/146351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type (145) with cushion around lens screw or bolt (146) sleeve or bushing
351/147351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type (147) with serrated interengaging parts
351/148351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type (148) adjusting
351/149351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type (149) with interengaging projection and recess
351/150351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type (150) with resilient parts (e.g., resilient strap arms)
351/151351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type (150) with resilient parts (e.g., resilient strap arms) (151) spring between lens and strap
351/152351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (142) strap type (152) with clamping arms
351/153351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (140) connectors (153) with particular hinge
351/154351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (154) lens linings or rims
351/155351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (155) with support or holder (e.g., on hat or cap)
351/156351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (155) with support or holder (e.g., on hat or cap) (156) with head embracing bow or chain
351/157351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (155) with support or holder (e.g., on hat or cap) (157) neck retainers
351/158351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (158) combined
351/159.01351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses
351/159.02351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact
351/159.03351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.03) electro-active
351/159.04351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.04) with fluid exchange means
351/159.05351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal
351/159.06351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.06) progressive
351/159.07351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.07) astigmatic correction
351/159.08351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.08) lens pairs having differing profile
351/159.09351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.09) ghost image or blur reduction
351/159.1351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.1) specific viewing zones
351/159.11351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.1) specific viewing zones (159.11) having diffractive portion
351/159.12351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.1) specific viewing zones (159.12) annular zones
351/159.13351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.1) specific viewing zones (159.12) annular zones (159.13) aspheric zone
351/159.14351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.1) specific viewing zones (159.14) segmented zones
351/159.15351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.15) having a diffractive portion
351/159.16351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.16) with off-axis viewing zone
351/159.17351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.17) prismatic
351/159.18351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.18) having means to regulate pressure
351/159.19351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.19) having a means to limit or facilitate movement
351/159.2351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.2) aspherical
351/159.21351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.05) multifocal (159.2) aspherical (159.21) toric
351/159.22351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.22) astigmatic correction
351/159.23351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.23) orthokeratology contact lens
351/159.24351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.24) colored
351/159.25351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.24) colored (159.25) digitally encoded
351/159.26351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.24) colored (159.26) having a diffractive portion
351/159.27351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.24) colored (159.27) with polarization
351/159.28351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.24) colored (159.28) with indicia
351/159.29351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.24) colored (159.29) protective color
351/159.3351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.24) colored (159.3) multiple colors
351/159.31351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.24) colored (159.31) graded density distribution
351/159.32351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.24) colored (159.32) particular color
351/159.33351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.33) hydrophilic
351/159.34351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.34) fluid lens
351/159.35351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.35) having a diffractive portion
351/159.36351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.36) having a means to limit or facilitate movement
351/159.37351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.37) aspherical
351/159.38351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.02) eye contact (159.37) aspherical (159.38) toric
351/159.39351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.39) electro-active
351/159.4351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.39) electro-active (159.4) multifocal
351/159.41351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.41) multifocal
351/159.42351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.41) multifocal (159.42) progressive
351/159.43351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.41) multifocal (159.43) three or more foci
351/159.44351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.41) multifocal (159.44) having a diffractive portion
351/159.45351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.41) multifocal (159.45) with prismatic segment
351/159.46351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.41) multifocal (159.46) astigmatic correction
351/159.47351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.41) multifocal (159.47) aspherical
351/159.48351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.41) multifocal (159.48) multiple elements
351/159.49351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.41) multifocal (159.49) with light filtering means
351/159.5351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.5) image size (anisekonia) correction
351/159.51351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.51) lens for aphakic eye
351/159.52351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.52) focus or astigmatism correction
351/159.53351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.52) focus or astigmatism correction (159.53) aspherical lens
351/159.54351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.52) focus or astigmatism correction (159.53) aspherical lens (159.54) toric
351/159.55351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.55) ghosting
351/159.56351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.56) with polarization
351/159.57351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.57) with lens protective layer
351/159.58351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.58) prismatic
351/159.59351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.58) prismatic (159.59) with light filtering means
351/159.6351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.6) with light filtering means
351/159.61351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.6) with light filtering means (159.61) photochromatic
351/159.62351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.6) with light filtering means (159.62) laminated structure
351/159.63351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.6) with light filtering means (159.63) with different light absorption sections
351/159.64351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.6) with light filtering means (159.63) with different light absorption sections (159.64) gradient sections
351/159.65351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.6) with light filtering means (159.65) specific light filtering range
351/159.66351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.66) having color
351/159.67351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.67) with beveled, polished, or reinforced edges
351/159.68351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.68) fluid lens
351/159.69351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.69) with indicia or marking
351/159.7351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.7) multiple elements
351/159.71351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.71) aspherical
351/159.72351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.71) aspherical (159.72) toric
351/159.73351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.73) methods
351/159.74351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.73) methods (159.74) lens design
351/159.75351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.73) methods (159.74) lens design (159.75) eyeglasses or spectacles
351/159.76351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.73) methods (159.74) lens design (159.75) eyeglasses or spectacles (159.76) optimization
351/159.77351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.73) methods (159.74) lens design (159.77) optimization
351/159.78351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.73) methods (159.78) eye treatment correcting or relieving (without medication)
351/159.79351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.73) methods (159.78) eye treatment correcting or relieving (without medication) (159.79) myopia
351/159.8351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.73) methods (159.8) lens marking
351/159.81351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (159.01) ophthalmic lenses (159.73) methods (159.81) creating visual effects
351/178351 optics: eye examining, vision testing and correcting/(41) spectacles and eyeglasses (178) methods (e.g., securing lenses in mountings)

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