Bronica ETR C (1977)

A medium format film SLR camera using 120 film and 6×4.5 cm frame size, introduced as a system camera with fixed film inserts.

Overview

The Zenza Bronica ETR-C is a medium format film SLR camera released in October 1977. It shares the same core specifications as the ETRS but omits the interchangeable back system, instead using removable film inserts for loading. Designed as a system camera, it supports a range of lenses and accessories through its exclusive four claw Bronica bayonet mount. The camera uses 120 film to produce 6×4.5 cm negatives and features an automatic lens diaphragm. It was positioned as a more affordable alternative to models with interchangeable backs, appealing to photographers seeking a modular setup without the added complexity or cost.

Specifications

Product type	Medium format MF film SLR camera
Film format	120 film
Frame size	6×4.5
Standard lens	Zenzanon 75mm f/2.8
Lens mount	Exclusive four claw Bronica bayonet mount
Lens diaphragm	Automatic
Shutter	Seiko manufactured electronic shutter
Shutter speeds	8s - 1/500s
Multiple-exposure switch	Yes
Film holder	Uses film inserts instead of interchangeable backs
Weight	863g
Filter size	58mm diameter screw mount on 75mm lens; 62mm diameter screw mount on other lenses

Design

The Bronica ETR-C was developed as a system camera, integrating modular components around a fixed body design. It does not support interchangeable film backs; instead, it uses removable film inserts for film loading, similar to the M645 system.

Context

The ETR-C shares the same specifications as the ETRS but lacks the interchangeable back system, making it a simpler and more cost-effective option within the Bronica lineup.