LOMO OKS1-9.5-1 (5/9.5mm)

Rare super wide angle lens made by LOMO for 35mm cine film cameras. I didn't saw it in real life.

Specification of LOMO OKS1-9.5-1 optical block

Lens system

Focal length
f'9.55 mm
Angle of view2ω'175°
Effective relative aperturef:ne1:5.7
Lens length
Σd111.1 mm
Front focal lengthS-
Back focal lengthS'27.9 mm
Flange focal distanceZ
Block length
B110 mm
Block max. diameter
D124 mm
Rear diameter
D'30 mm
Front element diameter
d1104 mm
Rear element diameter
23 mm
Mount thread

Distance from rear end of the housing
to the focal plane
27 mm
Aperture blades quantity

Frame size

16x22 mm
1.1 kg

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