Bronica Rangefinder RF645 User Manual

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RF645
Thank you for your purchase of the Bronica RF645 medium format rangefinder camera.
Incorporating the best of Bronica's know-how and technological expertise, the Bronica
RF645 achieves a new dimension in compactness as the world's first medium format 6 x 4.5
rangefinder camera to feature interchangeable lenses, and comes with a superb line up of
lenses to take full advantage of the rangefinder camera. The RF645 employs manual film
advance lever and dual-image superimposing rangefinder focusing for maximum user con-
trol where it counts, while enhancing handling ease with Program AE, automatic shutter
cocking via a motor designed for the maximum enjoyment of photography in mind.
The features and handling procedures described in this owner's manual are based on use of
the Bronica RF645 in combination with the Zenzanon RF65mm f/4 standard lens. To obtain
best results from your new camera, please read this instruction manual carefully before use.
With proper care and handling, the unit will continue to provide pleasure and performance
for many years to come.

Bronica Rangefinder RF645 Specifications

General

Film Format	120/220 roll film
Image Size	6 x 4.5 cm
Exposure Modes	Aperture priority, Manual
Type	Rangefinder camera
Lens Mount	Bronica RF bayonet mount
Shutter Type	Focal-plane shutter
Metering	Center-weighted average
ISO Range	25 - 3200
Focus	Manual focus
Flash Sync	1/125 sec
Power Source	2 x CR123A 3V Lithium batteries

Summary

Nomenclature

Getting Started

Initial setup procedures for the camera.

Attaching and Detaching the Lens

Preparing to Shoot

Check Battery Capacity

Loading Film

Detailed steps for loading 120 or 220 film rolls.

Setting the Film Speed

Shooting

Main Switch

Viewfinder Usage

Shutter Release Button

Operation of the shutter button and its functions.

Viewfinder Display

Understanding the information shown on the viewfinder LCD.

Shutter Dial and Lens Aperture Operations

Selecting shutter speeds and aperture settings.

Exposure Metering System

How the camera's light metering system works.

Exposure Control Modes

Using Program AE, Aperture-priority AE, and Manual modes.

Exposure Compensation

Adjusting exposure levels manually.

AE Lock

Using the AE lock feature to maintain exposure settings.

Focusing

Achieving sharp focus using the rangefinder system.

Automatic Parallax Compensation

How parallax is automatically corrected for accurate framing.

Troubleshooting

Shutter Release Button Issues

Resolving problems with the shutter release button.

Flashing LCD Warning

Shutter Does Not Click

Diagnosing why the shutter is not operating.

Exposure Issues

Addressing under/over exposure and blurred images.

Preliminary Checklist (Before loading film)

Activate Main Switch and Observe LCD

Test Shutter Action and Check Lens Mount

Check Exposure Compensation and AE Lock