Trail Lens Set

Trail Lens Set

Trial lens set is a kind of ophthalmology calculating apparatus, used by hospital ophthalmology and glasses shop to exam peoples dioptric situation: hyperopia , myopia, presbyopia, astigmatism strabismus or colour blindness. It mainly consists of positive or negative sphere lens, positive or negative cylinder lens, prism lens and accessory lens, etc. Trail Lens Set in two colours (Red & Black, Gold & Silver)