3M-5CA 8/500 Telephoto Lens
Description:
3M-5CA 8/500 Telephoto Lens serves as an interchangeable lens for the
Zenit still cameras with a curtain shutter, used to take close-ups of remote
objects, inaccessible parts of terrain, architectural details and sports competitions,
ideal for photographic hunting.
3M-5CA 8/500 Telephoto Lens Specifications:
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Focal length,mm
|
500
|
|
Maximum aperture
|
1:8
|
|
Angle of view, deg.
|
5
|
|
Minimum focusing range,m
|
4
|
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Working distance,mm
|
45,5
|
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Camera mount thread
|
M42 x 1
|
|
Mount thread for screwed-in attachments
|
M72 x 0,75
|
|
Resolution, mm-1, min
- in centre
- off centre
|
42
20
|
|
Light transmission factor, min.
|
0,75
|
|
Light diffusion factor, max.
|
0,03
|
|
Overall dimensions, mm
|
Diam. 83 x 139
|
|
Mass, kg, max
|
0,620
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You may use the lens as Hand Telescope
if you purchase Tourist
- FL (an eyepiece attachment).
You may also use the lens for Astrophotography if you
purchase TeleconverterTKL2.
The set increases the focal length to 1000mm.
See more about how to use lenses
with various cameras here >>
Jolos TM Mount
Adapter Olympus OM/M42 with Lens
For using Olympus OM cameras with M42 lenses (Praktica, Zenit). Set on the
adapter high-quality lens Jolos let you compensate flange bases difference of
all the M42 lenses completely. So focusing can be to infinity. It is actually
for those who use wide-angle lenses (for example, Zenitar 16/2.8, Mir 20 and
others). The high quality of the pictures is guaranteed.
It is possible to use Macro rings and other accessories.
Settings:
- Put red marks of the adapter and lens collar
together.
- Turn the adapter clockwise till the fixative
click.
- Set M42 lens.
Removing:
To
remove the adapter you should unpress fixative pin and turn the adapter anticlockwise.
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