Range of diopter measurement:        

0~±25D

Minimum scale value:                 

0.125Dat 0~±5D

0.25Dat ±5D~25D

Cylindrical lens axis of astigmatism:

0~180゜,Minimum scale value:1゜

Prism diopter:

Pattern A:0~5Δ, Minimum scale value:

1Δ

Pattern B:0~20Δ,minimum scale value:

1Δ

Prism basal angle:                   

0~180゜,minimum scale value 1゜

Adjustable range of eyepiece:        

±5D

Measured size of lens:              

 φ16~φ80mm

Dimensions:                           

250(L)x150(W)x450(H)

Weight:                               

4.9kgs

Illuminating lamp:                    

6V/2A 12W