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Mamiya 50mm F/4.5 Lens For Mamiya RB67 {77}

KEH Model# 235362
Grade Notes Price Qty


Mamiya 50mm F/4.5 Lens For Mamiya RB67 {77} Description


This lens has a built-in floating system which moves a portion of the lens system to the front or rear, according to the photographing distance, in order to obtain sharp resolution down to the picture circumference. SPECS: * Lens mount: Bayonet type * Shutter: Seiko #1 lens shutter * Shutter speed scale: T, 1 to 1/400 second * Flash sync: M-X * Construction: 11 elements in 8 groups * Picture angle: 82 degrees * Minimum aperture: 32 * Hood: Slip-on type * Weight: 32 7/16 oz.

KEH Specifications

  • Focal Length: 50mm
  • Aperture Maximum: f/4.5
  • Aperture Minimum: f/32
  • Camera Mount Type: Mamiya RB
  • Shutter: Seiko #1, 1 mechanical lens shutter, 1-1/400sec, T
  • Format Compatibility: 6x7cm, 6x4.5cm, Polaroid Back
  • Minimum Focus Distance: 279mm
  • Elements/Groups: 11/8
  • Angle of View: 82°
  • Tripod Collar: No
  • Filter Thread: 77mm
  • Dimensions: 2.87" x 3.7"
  • Weight: 27.5oz


General information

Manufacturer Part Number 214-401
Brand Name Mamiya
Lens Type Wide-angle

Technical Information

Fixed Focal Length 50 mm
Max Aperture f/4.5

Physical Characteristics

Lens Mount Mamiya RB