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Features                                            

l  Top-grade quality View Tester

l  Elegant design of butterfly-shape appearance

l  Dust-proof design

l  Sphere power reading use control knob design.

l  High grade plated-film used in all optic lenses

l  This device is applicable to ophthalmology department of hospitals and spectacle stores for precision measurement of visual functions such as myopia, hyperopia, astigmatism, eyesight balance, heterophoria, stereoscopic vision and eyesight amalgamation

Specification

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

Accessories:

Near Point Rod, Near Point Card, Retaining Screw, Accessory Box, Face Shield, Hexagon Screw Driver, Accessory Lens, Instruction Manual