Jupiter-12 35mm f2.8 Russian Lens for M39

Jupiter-12 is a wide-angle lens. Fitted with iris diaphragm. Coated optics. Designed for rangefinder cameras such as "Zorki", produced for rangefinder "Kiev" cameras. Based on the Zeiss lens Biogon 2,8 / 35. Originally was called "BK-35" (Biogon Krasnogorsk).

Specifications:

• Focal distance: 35 mm (35,75 mm)
• Diapason of aperrure ratio: 1:2,8-1:22
• Relative aperture: 1:2,8
• Working distance: 28,8 mm
• Angle of view: 62° 50'
• Number of lenses / groups: 6 / 4
• Closest focusing distance: 1 m
• Resolution (center / edge): 34 / 12 lp / mm
• Transmittance: 0.75
• Mount: M39