The OKS5-750-1 lens is purposed for usual film shots.

Specification of LOMO OKS5-750-1 optical block
Manufacturer
NPO "EKRAN"
Lens system

-
Focal length
f' 750.0 mm
Angle of view 2ω' 2°05'
Effective relative aperture f:nэ 1:9.9
Lens length
Σd 478 mm
Front focal length S -
Back focal length S' 36.1 mm
Flange focal distance Z
-
Block length
B 490 mm
Block max. diameter
D 142 mm
Rear diameter
D' -
Front element diameter
d1 94.0 mm
Rear element diameter
d2
28.0 mm
Mount thread

-
Distance from rear end of the housing
to the focal plane
l
-
Aperture blades quantity

?
Frame size

16x22 mm
Weight
4.8 kg

 

 

 

 

 

Back to top