Name: Phoropter
Model: SY1503
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)?
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