Helios 44 58mm F2 Lens for M39

Description

SPECIFICATIONS:

• Aperture and focal length: f2/58
• Angular field of view: 40
• Number of lenses and element: 6/4
• Light filter mating thread: M49x0.75
• Closest focusing distance: 0.5 m
• Mount: M39

COMPATIBILITY:

Zeiss Pentax Praktica Mamiya Zenit