LENS, CYLINDRICAL, DOUBLE CONCAVE
Ground and polished faces, edges ground.
Size: 50mm high x 45mm wide
Ground and polished faces, edges ground.
Size: 50mm high x 45mm wide
| Type | .01 | .02 | .03 |
|---|---|---|---|
| F.L. | 7 | 15 | 20cm. Approx. |
Full Specifications:
| F.L. | 7, 15, 20cm. Approx. |
