Monthly Archives: October 2011

Carl Zeiss Sonnar 2.8/180

 

Pentacon six version

Aperture: 2.8-22
Elements: 5 in 3
Filter size: 86
Aperture blades: 7
Focus min: 170cm
Weight:  1365g
Angular field: 24,5

Helios-44M 2/58

Aperture: 2-16
Elements: 6 in 4
Filter size: 52
Aperture blades: 8
Focus min: ~45cm
Weight: 300g
Angular field: 40,28

Tair-3S 4,5/300

Aperture: 4.5-22
Elements: 7 elements, 6 groups
Filter size: 72
Aperture blades: 16
Focus min: 3m
Weight: ~1000g
Angular field:

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