|
| Weight: |
1500 g
|
| Brand: |
Zenith
|
| Description: |
Mount: M42x1 thread, lens type: telephoto, focal length: fixed, fixed lens focal length: 250 mm, aperture F at min. focal length: 3.50, aperture F at max. focal length: 3.50
|
| Type: |
Lens
|
| Length: |
180 mm
|
| Focal length: |
Permanent
|
| Lens type: |
Telephoto lens
|
| Minimum focus distance: |
3.5 m
|
| Focal length of prime lens: |
250 mm
|
| Bayonet: |
Thread M42x1
|
| Filter thread diameter: |
82 mm
|
| Aperture F at max. focal length: |
3.5
|
| Aperture F at min. focal length: |
3.5
|
| Minimum aperture F: |
16
|
| Number of aperture blades: |
6
|
| Number of element groups: |
3
|
| Number of elements: |
4
|