Tair-11A 135mm f2.8 Russian Lens for Pentax

Fast lens with enlightened optics. Intended for outdoor shooting distant objects, portrait shooting, especially in low light, shooting group scenes, sports moments, etc. Not recommended for landscape and architectural shooting. In 1958 at the World Exhibition in Brussels set of lenses, which included Tair-11A, was awarded the "Grand Prix".

Specifications:

• F-stops: from 2.8 to 22, preset aperture using preset ring.
• Optical construction: 4 elements in 3 groups,
• 20 aperture blades
• Focal length: 135 mm
• Minimal focus: 1.2m
• Weight: 600g.
• Size (Length/Width): 110/70mm.
• Hood: built-in
• The angle of view - 18 °
• Resolution from the center to the edge: 44/24 lines / mm
• Filter mount: M55 × 0,75
• Camera mount: M42 + adapter for Pentax

Compatibility:

Pentax K-01 Pentax K-5 Pentax K-7 Pentax K-x Pentax K-r Pentax K10D Pentax K20D Pentax K100D

Pentax K110D Pentax K200D Pentax K1000 Pentax K2000 Pentax *ist D Pentax *ist DL Pentax *ist DL2, etc