Parameter:

Measuring range of diopter:0~±25D Minimum scale value:0~±5D at 0.125D                     -5d~25D,+5D~+25D at 0.25D Astigmatism axis of cylindric lens:0~180°,minimum scale value 1° Prism degree:0~5△,minimum scale value 1△ w/o prism              0~20△,minimum scale value 1△ w/o prism Prism base angle:0~180°,minimum scale value 1° Range of ocular visibility adjustment:0~±5D Available lens size:φ16~φ80 Power supply: AC 100V~120V/60Hz or AC 200V~240V/ 50Hz Lamp of illuminaion:AC 100V~120V/15W or AC 200V~240V/15W Dimensions(packing):385mm(L)x

175mm(W)x535mm(H)

Measure diopter of spherical and cylindric lens,astigmatism axis of cylindric lens,diopter of prism, diopter of cornea-contact lens High quality and fine functions Precision measurement result