The price is for 8pcs.
Grey or colorful color for selection.
Vertical adjusting handle.
Temple length is adjustable.
It is suitable for eyesight examination in spectacles shops, department of ophthalmology in hospitals, schools and enterprises.
Detailed Product Description:
■ PD adjustable range (10 specification): 52mm、54mm、56mm、58mm、60mm、62mm、64mm、66mm、68mm、70mm.
■ Axial calibration on each disc:165°～0°～180°～25° axis graduation line runs counter clockwise along axis graduation line of lens frame, with interval of graduation line being 5°.
■ Degree that front lens rotates around optic axis inside lens frame:360°
■ Range of left or right lens frame leg’s length adjustment:90mm～99mm, length of specification of trial frame increase 1mm in turn.