Bronica 100mm f/4 Macro Zenzanon-E Lens for ETR System {62}

Model #219237

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Bronica 100mm f/4 Macro built for ETR medium format work.

The Zenzanon-E 100mm f/4 Macro is a dedicated macro lens for the Bronica ETR, ETRS, and ETRSI systems. At 100mm on a medium format body, you get working distance that keeps subjects undisturbed, which matters when you're shooting flowers, small objects, or anything that reacts to a lens hovering close. The f/4 maximum aperture is a sensible trade for a macro optic of this focal length, giving you enough light for controlled studio work while keeping depth of field manageable at close focus distances.

The Zenzanon-E designation places this lens squarely in the lineup built for the ETR mount family, and the 62mm filter thread is a practical size for stacking polarizers or diffusion filters without hunting down specialty glass. For film photographers who have committed to the ETR system, this is the lens that rounds out a kit for close-up and tabletop work where medium format resolution actually makes a difference in the final print.

Who It's For

Product and still-life photographers shooting on the ETR system will find the 100mm focal length gives comfortable working distance at macro distances without crowding a set. Film photographers documenting botanical subjects or small artifacts benefit from medium format's native detail at this focal length. Studio photographers already in the Bronica ETR ecosystem can add this lens without changing bodies, since it's built specifically for the ETR, ETRS, and ETRSI mounts. Collectors and analog shooters building out a complete ETR kit will recognize the Zenzanon-E series as the native glass designed alongside these bodies.

Key Features

  • 100mm focal length for macro with working distance
  • f/4 maximum aperture for controlled studio light
  • 62mm filter thread for standard accessories
  • Zenzanon-E mount for ETR/ETRS/ETRSI systems
  • Dedicated macro design for close-focus work
  • Medium format optics for fine detail and print quality

FAQ

What systems does this 100mm macro work with?
It's built for Bronica ETR, ETRS, and ETRSI bodies. The Zenzanon-E mount designation is specific to the ETR family.
Why choose 100mm for macro work instead of a longer focal length?
100mm gives you working distance that keeps the lens far enough from your subject - critical when shooting flowers or small objects that react to a lens in close proximity. It's a practical compromise between magnification and usable space.
What's the filter thread size?
62mm. Standard size for stacking polarizers or diffusion filters without hunting for specialty glass.
Is f/4 adequate for macro photography?
Yes. It trades some light-gathering for the optical design needed at this focal length. F/4 is enough for controlled studio work, and macro subjects rarely demand faster apertures anyway - you're usually stopped down for depth of field at close distances.
Does this lens handle tabletop and product photography?
That's exactly what it's built for. Medium format resolution and 100mm focal length make sense for detailed close-up work where the final print matters.
Can I use this on film or digital Bronica bodies?
This is a lens - it works on any compatible ETR, ETRS, or ETRSI body, film or digital. The mount doesn't change.
SpecificationValue
Focal Length100mm
Max Aperturef/4
MountBronica ETR
Filter Thread62mm

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 Bronica
Filter Size 62mm
Focus Type Manual focus (only)
Lens Mount Bronica ETR
Lens Type Standard / Normal
Max Focal Length 100mm
Min Focal Length 100mm

Learn what to expect from each condition, cosmetically. Images are representative of each grade and may not show the exact item you receive. All equipment is guaranteed to work as intended, unless otherwise noted. We also occasionally offer items that fall .

Exceptions


New
New in box complete with manufacturer's USA warranty. Not previously owned or used.
Like New
Essentially new with no signs of use. “Open box.” In manufacturer's packaging with original accessories and instructions. 180-day warranty.
As Is
Non-functional or damaged. Equipment will not work. Usable for parts. Not covered under KEH warranty and non-returnable.

Like New Minus

Like New Minus
Like New Minus

Like New Minus

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.

Excellent Plus

Excellent Plus
Excellent Plus

Excellent Plus

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.

Excellent

Excellent
Excellent

Excellent

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.

Bargain

Bargain
Bargain

Bargain

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.

Ugly

Ugly
Ugly

Ugly

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.