Specification of Planar 1.4/85mm
The Planar 1.4/85mm lens is purposed for usual film shots.
| Manufacturer | "OPTON" (Germany) | |
| Lens system | - | |
| Focal length | f' | 84.5 mm |
| Angle of view | 2ω' | 18°11' |
| Effective relative aperture | f:nэ | 1:1.5 |
| Lens length | Σd | 66 mm |
| Front focal length | S | - |
| Back focal length | S' | 39.9 mm |
| Flange focal distance | Z | - |
| Block length | B | 76 mm |
| Block max. diameter | D | 76 mm |
| Rear diameter | D' | 41 mm |
| Front element diameter | d1 | 60 mm |
| Rear element diameter | d2 | 31 mm |
| Mount thread | - | |
| Distance from rear end of the housing to the focal plane |
l | 33.9 mm |
| Aperture blades quantity | ? | |
| Frame size | 16x22 mm | |
| Weight | 590 g |
