Lens Elements, Groups |
4, 2 |
Filter Mounting Thread |
M 72 X 0.75 |
Max. f/# |
32 |
Push-On Filter Size |
75mm |
Max. Outer Diameter |
75mm |
Weight |
1400g or *1330g |
Overall Length |
250mm or *242mm |
Recommended Format (negative) Size |
23.5 X 23.5 mm or *24 X 36 mm |
Effective Focal Length (F') |
352mm or *351mm |
Back Focal Length (S'F') |
91.9mm or *91mm |
Principal Point Separation (HH') |
161mm |
Shortest Image Distance (S'O') |
4.5m |