саңылау лампасы

The aperture is the opening formed by the blades of the iris or diaphragm in the lens, through which light passes to expose the film. Aperture size is usually given in f-numbers, ...

алыстан көргіштік

Защитные очки; Оптометрия; Контактные линзы; Глазная хирургия

Common term for hyperopia.

бифокальды көзәйнектер

Защитные очки; Оптометрия; Контактные линзы; Глазная хирургия

Corrective lenses that have two powers of correction. Typically the majority of the lens is corrected for distance vision while a small are is corrected for near vision. Bifocals ...

ескіру мерзімі

Защитные очки; Оптометрия; Контактные линзы; Глазная хирургия

Medical prescription terms were originally all written in Latin. Many of the Latin terms continue to be used today. Eyeglass prescriptions are somewhat different, and you can ...

бинокулярлық

Защитные очки; Оптометрия; Контактные линзы; Глазная хирургия

Both eyes.

флуоресцеин

Защитные очки; Оптометрия; Контактные линзы; Глазная хирургия

A tiny amount of a fluorescein dye is placed in the tear film. The color will make microscopic dots appear where the eye has become dry. Excessive staining is an indication of dry ...

призма

Защитные очки; Оптометрия; Контактные линзы; Глазная хирургия

A prism is a lens that will bends light towards its base. Prisms are used to measure the angle of deviation in strabismus to correcting binocular polyopia when the eyes become ...

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көл

A body of relatively still fresh or salt water of considerable size, localized in a basin that is surrounded by land. Lakes are inland and not part of ...