描述

Loudly brand higher quality Streak Retinoscope YZ-24

Features

 

1. The well positioned filament can be rotated 360° and move upward and downward. Brightness of the streak can be adjusted.

2. Quickly and precisely measure the astigmatism axis.

3. The light can be converged, radiated and paralleled.

4. Automatic turning off effectively protects the bulb.

5. Two-steps adjustable illumination: S(Bright),W(Dark)

Specifications

 

Working Distance
1m
Adjustable Range of Streak
3mm-20mm
Streak Rotation
360°
Illumination Source
3V/2.1W,Halogen Bulb
Power Supply
AC 220-100V (50/60Hz)