YZ24 STREAK RETINOSCOPE(AC)
¡¤Characteristics
¡¤Special equipment for measuring refraction deflection and astigmatism
axis.
¡¤The observed images are clear and upward on the fundus.
¡¤The well positioned glower can be rotated 360¡ã, upward and downward.
The brightness can be adjusted.
¡¤Quickly and precisely measure the astigmatism axis.
¡¤The light can be converged, radiated and paralleled.
¡¤Automatic turning off to protect the life of bulb.
¡¤Two-step illumination adjustment: S(Bright)¡¢W(Dark).
¡¤Specification
| Working Distance |
1m |
| Adjustable Range of Streak |
0.2mm-0.4mm |
| Streak Rotation |
360¡ã |
| Illumination Source |
3V/2.1W£¬Incandescent Bulb |
| Power |
AC220V/50Hz |
|