Glass Lenses, Double Convex, w/ground edges
![Glass Lenses, Double Convex, w/ground edges](https://citiscience.pk/cache/com_zoo/images/image001_b7661fc3d4b385761df6d1bd6a957d98.jpg)
Diameter |
Focal Length |
|
38mm |
50mm |
|
38mm |
100mm |
|
38mm |
150mm |
|
38mm |
200mm |
|
38mm |
300mm |
|
50mm |
50mm |
|
50mm |
100mm |
|
50mm |
150mm |
|
50mm |
200mm |
|
50mm |
250mm |
|
75mm |
175mm |
|
100mm |
200mm |
|
100mm |
500mm |
|
125mm |
350mm |