Lens elements, Groups |
4, 2 |
Shutter Size |
V/12+5FS |
Flange Focal Distance |
312mm |
Filter Mounting Thread |
M 105 X 1 |
Weight (with shutter) |
1650g |
Overall Length |
155mm |
Recommended Format (negative) Size |
180 X 240 mm |
Image Circle Diameter at f/16 |
312mm |
Angle of View at f/16 |
35 degrees |
Lens Displacement at f/16 (vertical/horizontal) |
_ |
180 X 240 mm ; 172 X 232 mm |
18.3/14.1mm |
Effective Focal Length (F') |
497mm |
Back Focal Length (S'F') |
250mm |
Principal Point Separation (HH') |
97.7mm |