Date 04.19.10
File Size 1.5 MB
Date 01.04.08
File Size 1.52 MB


Software Development Kit

The Canon EOS Digital Camera Software Development Kit (EDSDK) enables developers to integrate select Canon cameras directly into their software application solutions, giving them access to remote camera control and communication functionality of the camera. There are two versions of the EDSDK compatible with Windows or Macintosh.

The Software Developer Kit is provided free of charge and can be found at To learn more please visit the Canon Developer Community site and register to download Canon’s SDKs.



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Type and Major Components

Type 35mm focal plane shutter SLR (Single Lens Reflex) autofocus/autoexposure camera with built-in motor drive and retractable flash
Compatible Lenses Canon EF Lenses
Lens Mount Canon EF mount (electric signal transfer system)


Type SLR-type, eye-level roof prism mirror
Picture Coverage 90% vertical and horizontal coverage of actual picture area
Magnification 0.7x magnification with 50mm lens at infinity
Dioptric Adjustment -2.5 - +0.5 dpt. Adjustable by user
Focusing Screen Fixed, full-surface new laser-matte screen marked with focusing points
Mirror Quick-return half mirror
Viewfinder Information Shutter speed (If unsuitable, blinks at 2 Hz as a warning), Aperture (If unsuitable, blinks at 2 Hz as a warning), AE lock/FE lock Indicator (Partial metering at center), Exposure level scale with dot indicators in 1/2 stop increments. (+/-2 stops), Flash ready light (blinks at 2 Hz if flash range is ineffective during FE lock), High-speed sync indicator (FP flash), In-focus indicator (Blinks at 2 Hz if focus cannot be achieved)
Depth-of-Field Preview Enabled with depth-of-field preview button


Type 7-point AF
Focusing Point Selection The focusing point can be selected by camera (Automatic) or by user (manual); manual AF point selection possible M, P, Tv, Av, and M exposure mode only
Focus Modes User-selectable M, P, Tv, Av, and M exposure mode; in other modes, set automatically by camera
1.One-Shot AF: camera locks focus in stationary subjects
2.AI Servo AF: camera continually tracks moving subjects
3.AI Focus AF: camera assesses subject, and automatically selects One-Shot AF or AI Servo AF.
Focus Operation Autofocus is activated by pressing the shutter button halfway
AF Working Range EV 1-18 (at ISO 100)
AF Assist Method Via built-in flash: pulses repeatedly low light if flash is raised.

Exposure Control

Metering Modes 1. TTL full-aperture metering using a 35-zone SPC (Silicon Photocell). Three metering patterns available. a. 35-zone Evaluative Metering. b. Central partial metering which covers approximately 9.5% of finder area. c. Center weighted average metering (Set automatically in M mode.)
2. E-TTL II: 35-zone preflash metering using Speedlite 550EX, 420EX, 220EX or EX series Macro flashes MR-14EX or MT-24EX. EX series Speedlites or built-in flash required.
Metering Range EV 1-20 (with 50mm f1.4 lens at ISO 100)
Exposure Modes 1. Intelligent program AE with variable shift (P)
2. Shutter speed-priority AE (Tv)
3. Aperture-priority AE (Av)
4. Auto DEP (A-DEP)
5. Full Auto (Intelligent program AE, unshiftable)
6. Programmed Image Zone Modes: Portrait, Landscape, Close-up, Sports, Night Portrait and Flash Off
7. E-TTL II program flash AE
8. Metered manual
Multiple Exposure Up to 9 exposures can be preset. Automatically clears upon completion. Cancellable midway
Exposure Compensation 1. Auto Exposure Bracketing (AEB) up to +/-3 EV in 1/2 stops
2. Manual exposure compensation up to +/-3 EV in 1/2 stops.
3. Available in the Full Auto and Programmed modes


Type Vertical-travel, focal plane shutter with all speeds electronically controlled. Front and rear shutter curtains both have dedicated electromagnetic release control. (Curtain speed: 6.3ms/24mm)
Shutter Speeds 30 to 1/4000 sec., Bulb; X-sync at 1/125


Type Built-in E-TTL II autoflash for high-precision, stable flash exposures (FE Flash enabled)
Flash AE Controls 13m/42.6 ft. (ISO 100)
Flash Coverage Angle Covers the angle of view of 28mm lens
Flash Duration 1ms or less
Recycling Time Approx. 2 seconds. The icon lights in the viewfinder when ready
Color Temperature Equivalent to daylight
Red-Eye Reduction Red-Eye Reduction lamp lights while the shutter button is pressed halfway and focusing and metering are achieved

Film Transport

Film Loading Automatic prewind system. After film positioning and back cover closure, the film automatically winds to end of roll. As pictures are taken, film is rewound one frame at a time back into cassette.
Film Speed Setting ISO 25-5000 automatically set in 1/3 stop increments according to DX code. Can also be set manually from ISO 6-6400 in 1/3 stop increments
Film Transport Single-frame advance or continuous advance set automatically according to the picture-taking mode
Film Wind One of two modes can be set: Single Frame and Continuous. (In Continuous Mode, with AF locked, approximately 3.0 fps and in AI Servo AF Mode, approximately 2.8 fps)
Film Rewind Automatically rewinds at the end of roll. Mid-roll rewinding possible

Power Source

Battery Two CR2 lithium batteries housed inside the camera grip
Battery Check Battery level is displayed by the battery level indicator on the LCD panel. Battery level is indicated in one of four levels.


Size (W x H x D) 5.1 x 3.5 x 2.5 in./130 x 90 x 64mm
Weight 12.9 oz./365g (without batteries)


Date/Time Imprint Day/Month/Year, Month/Day/Year, Year/Month/Date, Date/Hour/Minute (Only available with the EOS Rebel T2 Date model)



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