Characteristics
The first developed rechargeable streak retinoscope in china.
The well postioned glower can be rotated 360°upward and downward, The brightnes can be adjusted.
Full charged can be continuously used for at least 2 hours.
Specifications
Working distance:1m
Adjustalle range of streak:3mm-20mm
Streak Rotation: 360°
Illumination source: 3V/2.1W halogen bulb
Power: AC 220V/50Hz 110V/60Hz
Battery of charger :A lithium battery
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