Professional Ophthalmic DispensingProfessional Press, 1970 - 549 páginas |
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Página 248
... tint lens showing irregular tint effect that is due to varying lens thickness ; another lens of identical power , but laminated to produce uniform density of tint ; and a third of regular glass , but with a vacuum deposited absorption ...
... tint lens showing irregular tint effect that is due to varying lens thickness ; another lens of identical power , but laminated to produce uniform density of tint ; and a third of regular glass , but with a vacuum deposited absorption ...
Página 330
... tint replaces the value and function of anti- reflection coating is misguided . Reference here is particularly to lenses of a dark , sun tint . Actually any lens tint , light or dark , in- creases the need for surface coating because of ...
... tint replaces the value and function of anti- reflection coating is misguided . Reference here is particularly to lenses of a dark , sun tint . Actually any lens tint , light or dark , in- creases the need for surface coating because of ...
Página 357
... tint that becomes darker towards the periphery of a minus lens or towards the center of a plus lens . The difference , insignificant with lenses of lower than moderate power , may become undesirable with higher powers . The old uniform ...
... tint that becomes darker towards the periphery of a minus lens or towards the center of a plus lens . The difference , insignificant with lenses of lower than moderate power , may become undesirable with higher powers . The old uniform ...
Índice
History | 3 |
Plastics and Plastic Frames | 15 |
Ophthalmic Fashion and Style | 41 |
Direitos de autor | |
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Palavras e frases frequentes
absorptive acetate angle Angstrom Units anisometropia anti-reflection coating aphakic appearance bevel bifocal cataract correct cosmetic course crown glass curve cylinder lens dark diopters dispenser's dispensing store edge effect endpieces entrance pupil eyewear face fashion feel fitting frame color front function heat important insertion kind lens design light look lower rim manufacturers matter measure metal millimeter multifocal myope normal nose nosepads ophthalmic dispensing optical center optical coatings optician pair of glasses patient penser perhaps plano plastic frames plastic lenses practitioner presbyopic prescriber prescription professional reading reason receptionist reflected refractive refractive index rocking pads salesman seems segment selling shade shape spectacle frame style sunglasses supply lab surface technique temples thickness thing tint tion ultraviolet UNIVERSITY OF CALIFORNIA usually vertex distance vertical vision visual wavelengths wear glasses word young zyl frame