·Top-grade quality View Tester.
·Elegant design of butterfly-shape appearance
·Capable of checking up all-sided visual functions, precise and comfortable in measurement
·Exquisite manufacturing technique, with comfortable feel
·High grade plated-film used in all optic lenses
·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
Two colors for optional.
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