Phoropter for Precision Measurement of Visual Functions MSLVT5A

Specifications

Sphere powers range: +16.75D to－19.00D, with minimum reading 0.25D or 0.12D

(When +0.12D auxiliary lens or optional±0.12D lens is in use) +26.75D to－29.00D (When optional ±10.00D lens is in use)

Cylinder power range: 0 to－6.00D, with minimum reading 0.25D or 0.12D (when auxiliary lens is in use)

0 to－8.00D (when－2.00D auxiliary lens is in use)

Astigmatic axis scale: 0 to 180° in 5° steps

Cross cylinder:±0.25D, reversal type (synchronized with astigmatic axis)

Rotary prism: 0 to 20∆D in 1∆D step