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Mamiya 35mm f/3.5 AF Lens for Mamiya 645AF, Phase One {77}

Model #229106
  • $365.00

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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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Mamiya 35mm f/3.5 AF: Wide-angle workhorse for 645 medium format.

A 35mm focal length on 645 medium format delivers a genuinely wide field of view, well beyond what that same focal length achieves on a 35mm frame. That makes this lens a serious tool for architectural interiors, sweeping landscapes, and environmental portraits where you need the medium format look with real wide-angle reach. The f/3.5 maximum aperture gives you workable light-gathering without the bulk that faster medium format glass typically demands.

Autofocus on a medium format lens is not a given, and having it here changes how you can work. Shooting architecture with live feedback, or tracking a subject through an environmental portrait session, becomes far less deliberate than it would be with a manual-focus alternative. The lens fits both Mamiya 645AF and Phase One bodies, which means it stays relevant across a wide range of digital back configurations that photographers are still actively shooting today. The 77mm filter thread is a practical standard size, so your existing circular polarizers and ND filters likely cover it.

Who It's For

Landscape photographers working with 645AF or Phase One digital backs will find a 35mm a genuinely wide option for the format, useful when you need to fill the frame with a broad scene without stitching. Architectural and interior photographers benefit from the autofocus when moving quickly through a space and from the wide coverage the focal length provides. Travel photographers shooting with medium format gear appreciate a single wide prime that handles varied environments. Studio photographers building out a 645 system kit often reach for a lens like this for environmental and lifestyle work where wider framing gives context to the subject.

Key Features

  • 35mm focal length delivers wide field of view on 645 medium format
  • Autofocus mechanism enables live focus feedback during composition
  • Mamiya 645AF and Phase One body compatibility
  • f/3.5 maximum aperture balances light-gathering with compact construction
  • 77mm filter thread matches common polarizer and ND filter sizes

FAQ

Does this lens have autofocus?
Yes. Autofocus is built in, which changes your workflow significantly compared to manual-focus medium format glass-you get live feedback on focus when composing architecture or tracking subjects through environmental portraits.
What camera bodies does this lens mount to?
It mounts to Mamiya 645AF bodies and Phase One digital backs, so it stays current across the range of digital 645 systems photographers are still shooting.
What filter size does this lens use?
77mm, which is a standard size-your existing circular polarizers and ND filters likely already fit it.
How wide is 35mm on 645 medium format?
A 35mm focal length on 645 medium format delivers a noticeably wide field of view, wider than a 35mm lens on a 35mm frame. That makes it genuinely useful for architectural interiors and sweeping landscapes where you need both wide coverage and medium format image quality.
Is f/3.5 fast enough for indoor work?
f/3.5 on a medium format lens is workable light-gathering without the bulk that faster medium format glass typically carries. It's not a speed demon, but it's usable indoors with modern film or digital back ISO ranges.
Can I use this lens on older Mamiya 645 bodies?
No-this lens requires autofocus-capable bodies. It's designed specifically for Mamiya 645AF and Phase One bodies that support AF lenses.
SpecificationValue
Focal Length35mm
Max Aperturef/3.5
MountMamiya 645 AF
Filter Thread77mm

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 Autofocus (camera motor)
Lens Mount Mamiya 645AF & Phase One
Lens Type Wide-Angle
Max Focal Length 35mm
Min Focal Length 35mm