Feature |
1. ±25m-1measurement range |
2. Wide observation range |
|
3. Fixed-body 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△ |
|
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 |
226mm(L)×150mm(W)×390mm(H) |
8. Weight |
Model A3.7kg Model B (with prism compensator)3.8kg |
9. Lamp of illumination |
220V / 110V 15W |