Modern Classic SLR Series
Canon EOS-1 -
Full Technical Specification

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Type: 35mm focal plane shutter SLR (Single-Lens Reflex) camera with autofocus, auto exposure and built-in motor drive.
Lens Mount: Canon EF Mount (electronic signal transfer system).
Usable Lenses: Canon EF lenses
Viewfinder: Fixed eye-level pentaprism. Gives approx. 100% vertical and horizontal coverage of actual picture area and 0.72X magnification with 50mm lens at infinity.

Focusing Screen: Laser-matte screen with AF frame. Six optional interchangeable screens are available.
Dioptric Adjustment: Adjustable ( - 3 dpt - + 1 dpt) by turning knob
Eyepoint: 20mm
Shutter: Vertical-travel metal type focal plane shutter; all speeds electronically controlled.
Shutter Speed: 1/8000 - 30 sec. and bulb. X-sync is 1/250 sec. Can be set in 1/3-step increments.
Mirror: Quick return type half-mirror

AF Control System: TTL-CT-SIR (Cross Type-Secondary Image Resistration) phase-detection type.
Two modes available: One-shot and Servo AF with Focus Prediction. Manual focusing possible.
AF Working Range: EV 1-18 at ISO 100.
AF Auxitiary Light: Specified Canon Speedlites automatically project light through an ultra-bright LED (peak sensitivity: 700nm) when required.

Exposure Control
Light Metering: TTL full aperture metering using SPC (Silicon Photocell).
Four metering patterns available:
1. 6-zone evaluative metering
2, Center-weighted average metering
3. Partial metering (approx. 5.8% of the picture area)
4. Spot metering (approx. 2.3% of the picture area)
Metering Range: Spot metering: EV 2 - 20 at ISO 100
Other meterings: EV 0 - 20 with f/1.4 lens at ISO 100 or equivalent
Exposure Modes:
1. Shutter-Priority AE
2, Aperture-Priority AE
3. Depth-of-Field AE
4. Program AE with Variable Shift Function
5. Manual
6. Flash AE (A-TTL and TTL program flash AE with specified Canon Speedlites)
Exposure Compensation: +/ -3 steps in 1/3-step increments.
Auto Exposure Bracketing: +/ -3 steps in I /3-step increments.
Depth-of-Field Preview: With Depth-of-Field check button

Film Transport

Film Speed Setting: ISO 25 - 5000; automatically set in 1/3-step increments according to DX code. ISO 6 - 6400 can also be set manually.
Film Loading: Automatic
Film Wind: Automatic. Two modes available: S (Single Frame and C (Continuous at up to 2.5 frames per second).
Film Rewind: Automatic (approx. 8 sec. with 24-exp. film). Mid-roll rewind possible
Power Source:
Battery: One, six-volt lithium battery pack (2CR5). Replaced by removing grip. For memory backup: One CR1220
Battery Check: By pressing the battery check button. Three energy levels are shown by the bar marks in the display panel.
Custom Function Control: 8 functions selectable
Flash Contact: Direct contact at accessory shoe and PC socket (JIS-B type)
Remote Control: By using Remote Switch 60T3
Data Display: In the viewfinder and LCD display panel.
Multiple Exposures: Up to nine exposures can be preset.
Self-timer: Electronically controlled with a 2 or 10-sec. delay.
Size: 6-5/16" (W) x 4-3/16" (H) x 2-13/16" (D) (161 x 106.6 x 71.8mm)
Weight: 1.9 lb. (850 g) without battery. 2 lb. (890 g) with battery.

* The following specifications change when mounting the Power Drive Booster.
Film Advance: Three modes; S (Single Frame), CH (Continuous at up to 5.5 fps) and CL (Continuous at up to 3 fps).
Shooting Capacity: (with 24-exp. film)
Temperature Alkaline Ni-Cd
Normal (68°F/20°C) 100 Rolls 45 Rolls
Low (-4°F/-20°C) 6 Rolls 30 Rolls
Power Source: Eight AA-size alkaline-manganese (LR6) or Ni-Cd (KR15/51) batteries (EOS-I + Power Drive Booster)
Dimensions: 6-5/16" (W) x 5-15/16" (H) x 3-1/16" (D) (160.5 x 150.4 x 78mm)
Weight: 3.3 lb. (1490 g) with battery

Speedlite 430EZ

Guide Number: 100-ft/30-m with ISO 100 at 35mm setting
Flash Coverage Angle: 24 - 80mm
Battery capacity:
Canon dedicated Speedlite 430EZ

Number of Flashes

Internal Battery


Full Output


Four AA-size alkaline



Four AA-size Ni-Cd



Battery Magazine Six C-size alkaline



Battery Pack Ni-Cd Pack TP



Dimensions: 2-15/16" (W) x 5" (H) x 4-3/16" (D) (75 x 127 x 106mm)
Weight: 12.7 oz. (360 g) without batteries 16.2 oz. (460 g) with batteries

* Figures are approximate.

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| Back | Main Index Page of Canon EOS-1 Instruction Manual Section


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| Back | Main Index Page of Canon EOS cameras

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Credit: To all the good people who has contributed their own experience, resources or those who are kind enough granting us permission to use their images appeared in this site. Mr. Kaipin®, who has helped to rewrite some of the content appeared this site. Mr Richard Yeow & Mr Simon from Canon Marketing who share so much passion on their EOS/EF cameras/Lenses; Note:certain content and images appeared in this site were either scanned from official marketing leaflets, brochures, sales manuals or publications published by Canon Inc over the years and/or contribution from surfers who claimed originality of their work for educational purposes. The creator of the site will not be responsible for may discrepancies arise from such dispute except rectifying them after verification."Canon", "EF lenses" & "EOS" are registered tradename of Canon Inc., Japan. Site made with an Apple IMac.