металл жақтау

There are two families of metals: Ferrous and non ferrous. All ferrous metals contain iron. Non ferrous metals include aluminium, zinc and copper and its alloys, for example ...

металл

화학; 일반 화학

A metal is a substance that conducts heat and electricity, is shiny and reflects many colors of light, and can be hammered into sheets or drawn into wire. Metals lose electrons ...

пластик жақтауы

안경류; 시력 검사, 검안

The important pieces of this frame are produced by plastic.

алыстан көргіштік

안경류; 시력 검사, 검안; 콘택트 렌즈; 안과 수술

Common term for hyperopia.

бифокальды көзәйнектер

안경류; 시력 검사, 검안; 콘택트 렌즈; 안과 수술

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

안경류; 시력 검사, 검안; 콘택트 렌즈; 안과 수술

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

안경류; 시력 검사, 검안; 콘택트 렌즈; 안과 수술

Both eyes.

флуоресцеин

안경류; 시력 검사, 검안; 콘택트 렌즈; 안과 수술

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

안경류; 시력 검사, 검안; 콘택트 렌즈; 안과 수술

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 ...