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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

النظارات; قياس مدى البصر; العدسات اللاصقة; جراحة العيون

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 ...

флуоресцеин

النظارات; قياس مدى البصر; العدسات اللاصقة; جراحة العيون

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

النظارات; قياس مدى البصر; العدسات اللاصقة; جراحة العيون

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 ...

жүгірмелі сәуле

النظارات; قياس مدى البصر; العدسات اللاصقة; جراحة العيون

This is a method of applying excimer laser energy. Rather than applying all excimer energy in a broadbeam across the entire ablation area, or the energy in variable spots sizes ...

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المجال / النطاق: فنون وصناعات يدوية الفئة: صور زيتية

Мона Лиза

The Mona Lisa is widely recognized as one of the most famous paintings in the history of art. It is a half-length portrait of a seated woman painted ...