JPN.CAM

Bronica / 1989 / Medium format

Bronica ETRSi

A modular 6×4.5 system with interchangeable backs, finders, and leaf-shutter lenses.

filmmedium formatinterchangeable lens

Editorial placeholder visual / rights-safe until a licensed image is attached.

Overview / 概要

Why Bronica ETRSi matters.

The ETRSi offers a practical middle ground between 35mm handling and larger medium-format negatives.

Design & context

Its square-edged modular body is more system-like than romantic, which is exactly the point.

Buying today

Buy the complete workflow you need: back, finder, lens, and batteries should be evaluated together.

Key specifications / 仕様

The details.

Released
1989
Production
1989–2004
Brand
Bronica
Brand country
Japan
Format
Film
Film / sensor
120 / 220, 6×4.5
Camera type
Medium format
Lens / mount
Bronica ETR mount
Shutter range
8s–1/500s
Autofocus
Manual focus
Viewfinder
Interchangeable prism / waist-level
Weight
1,390g
Battery
Electronic leaf shutters use body battery

Still to verify for this record: Manufacturing country · Made in Japan flag · ISO range · Flash · Dimensions · Weather sealing · Original MSRP.

Notable features

  • 6×4.5 format
  • Modular system
  • Leaf-shutter lenses

Known issues

  • Condition varies significantly on the used market.

Source record

Every field should be traceable; open a source to check the evidence boundary.

Reference set attached
  1. 01

    Bronica ETRSi reference record

    Wikipedia · Reference index

    Supports: model identity, release era, format, and commonly documented specifications. Accessed 2026-08-12.

    Open source ↗
  2. 02

    Bronica archive / product context

    Bronica reference archive · Brand archive / context

    Supports: brand history, product context, and source ownership trail. Accessed 2026-08-12.

    Open source ↗