Lens Double Concave Spherical
Optically worked, ground edges
Type | Diameter | Focal Length |
A | 50 mm | 50 mm |
B | 50 mm | 100 mm |
C | 50 mm | 150, 200, 250, 300, 500, 1000mm |
Optically worked, ground edges
Type | Diameter | Focal Length |
A | 50 mm | 50 mm |
B | 50 mm | 100 mm |
C | 50 mm | 150, 200, 250, 300, 500, 1000mm |
Reviews
There are no reviews yet.