Coated | MC | |
Lens elements, Groups |
6, 4 |
6, 4 |
Shutter Size |
3 |
3 |
Flange Focal Distance |
180mm |
179.2mm |
Filter Mounting Thread |
M 105 X 1 |
M 110 X 1 |
Weight (with shutter) |
1550g |
1605g |
Overall Length |
144mm |
135.5mm |
Coated | MC | |
Recommended Format (negative) Size |
240 X 300 mm |
240 X 300 mm |
Image Circle Diameter at f/22 |
394mm |
395mm |
Angle of View at f/22 |
100 degrees |
100 degrees |
Lens Displacement at f/22 (vertical/horizontal) |
_ | _ |
180 X 240 mm ; 172 X 232 mm |
73.2/61.2mm |
73/61mm |
8 X 10" ; 194.7 X 243.2 mm |
57.6/49.7mm |
56/48mm |
Coated | MC | |
Effective Focal Length (F') |
165mm |
165.7mm |
Back Focal Length (S'F') |
120.4mm |
123.2mm |
Principal Point Separation (HH') |
55mm |
47.8mm |