Main / Catalog / Photo camera lenses / Industar-61 2.8/50 camera lens
Industar 61L/Z Lens serves as an interchangeable lens for the Zenit still cameras with a curtain shutter and manual aperture control, belongs to the type of universal lenses, gives good results and features a uniform distribution of resolution off centre.
Applied for any type of photo camera with proper ring adaptor to M42x1 thread.
Photo lens design has a manual aperture control and a multilayer antireflection coating on optics.
Provides correct colour rendition of shot objects. Possessing a comparatively large aperture, it is particularly attractive for use in mirror cameras, where focusing is made with a maximum aperture ratio, i.e. with max. brightness and min. depth of focus.
Belongs to the type of universal photo lenses.
Gives good results and features a uniform distribution of resolution off centre.
If you purchase the special adapter, you can use this lens for camerasб═
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| focal length | 52.42 |
|---|---|
| maximum aperture | 1:2.8 |
| aperture range | 1:2.8 - 1:16 |
| angle of view | 46 degree |
| focusing range | 0.3 - inf |
| working distance | 45.5 |
| screw mount thread | M42 x 1 |
| mount-thread for screwed-in attachments | M49 я┘ 0.75 |
| resolution at infinity distance, min: | |
| in centre | 44 |
| off centre | 30 |
| light transmission factor, min | 0.92 |
| light diffusion factor, max | 0.015 |
| dimensions | D 57 я┘ 59 mm |
| weight, max | 0.225 kg |