YZ24 Streak Retinoscope
Characteristics:
·The well positioned filament can be rotated for 360° and move upward and downward. Brightness of the streak can be adjusted.
·Quickly and precisely measure the astigmatism axis.
·The light can be converged, radiated and paralleled.
·Automatic turning off effectively protects the bulb.
·Two-steps adjustable brightness for bulb: S(Bright)、W(Dark).
Working Distance 1m
Streak 3mm-20mm
Streak Rotation 360°
Illumination Source 3V/2.1W，Halogen Bulb
Input Voltage AC220V±22V/50Hz±1Hz、AC110V±11V/60Hz±1Hz
