| Available Mounts | Compur 0 | Prontor Prof. 0 | Copal 0 | BK 0 |
|
Lens Elements, Groups |
6, 4 | 6, 4 | 6, 4 | 6, 4 |
| Flange Focal Distance | 96.6mm | 94.1mm | 96.2mm | 96.6mm |
|
Accessory Thread |
M 40.5 X 0.5 |
M 40.5 X 0.5 |
M 40.5 X 0.5 | M 40.5 X 0.5 |
|
Mounting Thread |
M 32.5 X 0.5 |
M 39 X 0.75 |
M 32.5 X 0.5 | M 32.5 X 0.5 |
|
Max. f/# |
45 |
45 |
45 | 45 |
|
Weight |
185g |
250g |
185g | 150g |
|
Overall Length |
38.5mm |
38.5mm |
38.5mm | 38.5mm |
Recommended Format Size |
65 X 90 mm |
65 X 90 mm |
65 X
90 mm (2.5 X 3.5") |
65 X 90 mm |
Image Circle Diameter at f/22 |
143mm | 143mm | 143mm | 143mm |
Angle of View at f/22 |
70 degrees | 70 degrees | 70 degrees | 70 degrees |
Lens Displacement at f/22 (vertical/horizontal) |
||||
2.25 X 3.25" ; 51 X 77 mm |
35/28mm | 35/28mm | 35/28mm | 35/28mm |
56 X 72 mm ; 56 X 72 mm (ideal) |
34/30mm | 34/30mm | 34/30mm | 34/30mm |
| 2.5 X 3.5" ; 56 X 80 mm | 31/26mm | 31/26mm | 31/26mm | 31/26mm |
| 65 X 90 mm ; 58 X 81 mm | 30/25mm | 30/25mm | 30/25mm | 30/25mm |
Effective Focal Length (F') |
102.1mm |
102.1mm |
102.1mm | 102.1mm |
Back Focal Length (S'F') |
84.6mm |
84.6mm |
84.6mm | 84.6mm |
Principal Point Separation (HH') |
-2.1mm |
-2.1mm |
-2.1mm | -2.1mm |