| The Bronica 645 RF : a new camera system from Tamron-Bronica introduced in 2000. It is a Medium Format Interchangeable Lens Rangefinder camera with a format of 6 x 4.5cm that offers accurate, high fidelity image quality. It combines the classic handling of manually operated features with highly sophisticated electronics for an optimum balance of superior image quality, ease of operation and maximum user control. It is the first 6x4.5 rangefinder camera to offer interchangeable lenses - all with highly accurate electronic shutters. Cameras whose serial number starts with a '0' 'have the 135 frame line. If starts with '1' have cameras have the 100 frame.
This is the last Bronica done in Tamron owner era, in 2005, after 47 years, production of Bronicas ceased A Fully Electronic Lens Shutter Unit For Maximum Ease Of Handling Fail-safe Feature To Prevent Film Exposure Design Philosophy Of The Automatic Exposure System Aperture-Priority AE vs. Program AE: Two AE Modes Use of Five-Segment Center-Weighted Average Metering Lens Mount: Bronica RF bayonet mount Viewfinder: Real image, dual image superimposing rangefinder, inversed Galilean type Magnification: 0.6x info: Shutter speed, shutter speed/exposure, Program, Aperture Priority, Manual, AE Lock, Shutter open, Exposure Compensation, Self-timer Operation, Flash "Ready", Multiple Exposure Warning, Battery Status, Bright frame, Rangefinder Image Focus Type: Manual helical focusing system Exposure Compensation: ±2EV 1/2-stop increment Exposure Metering: 5 segment, center-weighted average metering (Photo sensor positioned inside the viewfinder section); Manual(M), Aperture Priority AE(A), Program AE(P); AE Lock (holds for 5 mins. w/cancel feature) Metering Range: EV 3-18 (ISO100) Shutter /Release: No. #00 type lens shutter Shutter speed : Manual: 1sec. - 1/500sec (in 1 EV steps); Auto Exposure: 8secs. - 1/750sec. (in 1/2 EV steps) ISO Range: ISO 25-1600 Flash sync: X-sync. all speeds Camera Back: Fixed back - manual loading system compatible with 120 and 220 roll film (selectable with switch on pressure plate); Film tab memo holder on back Self Timer: 10 sec. Back panel button Remote Control: accepts standard mechanical type cable release PC Terminal: for external electronic flash connection Multiple Exposure: Multiple exposure possible with button on camera back, instant release, continuous setting possible Power Source: Two batteries CR2 lithium 6V Dimensions: 145.6 x 107.3 x 64mm Weight Body only: 180g |
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Bronica had problems with the 135 lens due to focussing, so they discontinued it and produced very few pieces, the most of sold in UK, where distributor lived. |
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| 45 mm Finder |  |
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| Lens shade | 
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