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Mamiya 127mm f/3.5 KL L Lens for RB67 {77} without Pro S/SD Adapter

Model #381968
  • $100.00

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New in box complete with manufacturer's USA warranty. Not previously owned or used.
Essentially new with no signs of use. “Open box.” In manufacturer's packaging with original accessories and instructions. 180-day warranty.
Barely used with virtually no traces of wear. Only the closest inspections will reveal slight use. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Lightly used with limited signs of wear. Exceptionally nice but may have slight wear on finish visible. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Noticeably used with average signs of wear. Shows moderate wear for the age of the item, with the possibility of blemishes and/or minimal dings. Lens glass may have average dust and zoom/focus ring tension may have slight looseness or tightness overall, but will not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Frequently used with above-average wear. May have dents, dings, or finish loss. Lens glass may have small scratches, dust, and blemishes, and zoom/focus ring tension may have moderate looseness or tightness overall, but should not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Heavily used with extensive visible wear. Equipment is rough, with multiple impressions in the finish, excessive finish loss and brassing. Glass will have marks, fungus and/or heavy/cloudy haze which could affect picture quality. Accessories usually not included, unless noted in listing. Not covered under KEH warranty.
Non-functional or damaged. Equipment will not work. Usable for parts. Not covered under KEH warranty and non-returnable.
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$100.00
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Mamiya 127mm f/3.5 KL L: the RB67's workhorse portrait focal length.

The 127mm sits at a natural portrait distance on the RB67's 6x7 format, giving you working room between subject and lens without the compression of longer glass. The KL designation marks this as part of Mamiya's later, optically refined lens family, and the L-type long barrel accommodates the RB67's bellows-driven focusing without requiring extension tubes for close work. The 77mm filter thread is large enough to accept quality glass filters without vignetting concerns.

Compatibility here is specific: this lens pairs with the RB67 Pro body directly, without the Pro S or Pro SD adapter. If your body is a Pro S or Pro SD, verify you have the appropriate adapter before committing. That specificity aside, the f/3.5 maximum aperture gives you a workable window for lower-light environments and enough depth-of-field control to isolate a subject on medium format, where the format size already does significant work on background separation.

Who It's For

Portrait photographers shooting on the RB67 Pro will find 127mm a natural fit for head-and-shoulder work at comfortable distances on 6x7 format. Film photographers building out a KL lens kit get the optical consistency of the later Mamiya glass family. Studio shooters who rely on the bellows-focusing system of the RB67 benefit from the L-type barrel's compatibility with that mechanism. Anyone who wants f/3.5 light transmission on medium format for available-light or controlled studio work has a direct use case here.

Key Features

  • 127mm fixed focal length on RB67 6x7 format
  • f/3.5 maximum aperture
  • KL optical design with refined lens elements
  • L-type long barrel for bellows-focused close work
  • 77mm filter thread
  • Compatible with RB67 Pro body

FAQ

Will this 127mm lens work with my RB67 Pro S or Pro SD body?
No. The KL L is designed for the RB67 Pro body without an adapter. Pro S and Pro SD bodies require a specific adapter to use this lens.
What does the L designation mean on this lens?
The L indicates a long barrel variant, which works with the RB67's bellows-driven focusing system and lets you focus close without extension tubes.
What's the filter thread size?
77mm. Large enough to accept quality filters without vignetting concerns on the 6x7 format.
Is f/3.5 bright enough for low-light work?
Yes. On medium format, f/3.5 opens enough to work in lower-light environments while still giving you depth-of-field control to isolate your subject.
What makes the KL design different from earlier Mamiya RB lenses?
KL stands for Kabuki Lens, Mamiya's optically refined lens family. The KL represents later refinement in the RB67's lens lineup.
Does this lens require extension tubes for close focusing?
No. The L-type long barrel accommodates the RB67's bellows-driven focusing directly, so extension tubes aren't needed for close work.
SpecificationValue
Focal Length127mm
Max Aperturef/3.5
MountMamiya RB67
Filter Thread77mm
Lens TypeFixed Focal Length
Compatible SystemsMamiya RB67 Pro

This description was generated using AI based on KEH's internal product standards, product expertise, and knowing what customers care about most. While we strive for accuracy, details may vary by individual item.

Brand Name Mamiya
Filter Size 77mm
Focus Type Manual focus (only)
Lens Mount Mamiya RB
Lens Type Standard / Normal
Max Focal Length 127mm
Min Focal Length 127mm