1.     The observed images are clear and upward on the fundus.

2.     Battery power, convenient for mobile diagnosis.

Specifications:

1.     Illumination form: big spot, middle spot, small spot, redfree

2.     Diameter of filter: 0.2~0.4MM

3.     Illumination brightness: ≥80IX

4.     Diopter compensation: -35D ~ +20D, 24 in total

5.     Illumination Source: 2.6V/0.78W, Incandescent Bulb

6.     Battery: 2# Alkalescent Battery