| Product name : | Auto Lensmeter | Product code : | MJ-NJC-4 |
| Net weight: | 4.0KG | Power Supply: | AC 220V/110V / DC 3V |
| Product Details: |
| 1 | Outering Reading ； |
| 2 | Beautiful appearance； |
| 3 | Wide observation vision field; |
| 4 | Compensation Prism Device OPTION. |
| Specification: |
| Range of measurement | -20D~+20D |
| Minimum scale value | -5D~+5D 0.12D steps |
| -5D~+5D 0.12D steps |
| -5D~-20D & +5D~+20D 0.25D |
| Astigmatism axis angle of cylindrical lens | 0~180° |
| Minimum scale value 1° |
| Prism degree | 0~5Δ Minimum scale value 1Δ |
| with prism compensation device |
| 0~20Δ Minimum scale value 1Δ |
| Prism basal angle | 0~180° |
| Minimum scale value 1° |
| Range of ocular visibility adjustment | -5D~+5D |
| Size of measured lens | 20mm ~ 85mm |
