Feature

1. ±25m-1measurement range

2. Wide observation field

3. Classic manual lensmeter

Main technical index

1. Range of measurement

　 Minimum scale value

－25m-1～＋25m-1

－5m-1～＋5m-1: 0.125m-1;

－5m-1～－25m-1. ＋5m-1～＋25m-1: 0.25m-1

2. Astigmatism axis angle of cylindrical lens：

0～180°Minimum scale value 1°

3. Prism degree

Model A 0～5△ Minimum scale value 1△

Model B (with prism compensator)

0～20△ Minimum scale value 1△

4. Prism basal angle

0～180°Minimum scale value 1°

5. Range of ocular visibility adjustment

－5m-1～＋5m-1

6. Size of measured lens

Φ16～Φ80mm

7. Overall dimensions

280mm(L)×150mm(W)×450mm(H)

8. Weight

Model A4.9 kg

Model B (with prism compensator)5 kg

9. Lamp of illumination

220V / 110V 15W