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EOS 20Da
Manufacturer: Canon
Model: EOS 20Da
Type Digital, single-lens reflex, AF/AE camera with built-in flash
Recording Medium Type I or II CF card
Image Format 22.5×15.0mm
Compatible Lenses Canon EF lenses (including EF-S lenses)
(35mm-equivalent focal length is equal to approx.1.6 times the marked focal length.)
Lens Mount Canon EF mount
Image Sensor:  
Type High-sensitivity, high-resolution, large single-plate CMOS sensor
Pixels Approx. 8.20 megapixels
Total Pixels Approx. 8.50 megapixels
Aspect Ratio 3:2
Color Filter System RGB primary color filter
Low-pass Filter Located in front of the image sensor, non-removable
Recording System:  
Recording Format Design rule for Camera File System 2.0: JPEG and RAW
Image Format JPEG, RAW (12bit)
File Size
(1) Large/Fine : Approx. 3.6MB (3504 x 2336 pixels)
(2) Large/Normal : Approx. 1.8MB (3504 x 2336 pixels)
(3) Medium/Fine : Approx. 2.2MB (2544 x 1696 pixels)
(4) Medium/Normal : Approx. 1.1MB (2544 x 1696 pixels)
(5) Small/Fine : Approx. 1.2MB (1728 x 1152 pixels)
(6) Small/Normal : Approx. 0.6MB (1728 x 1152 pixels)
(7) RAW : Approx. 8.7MB (3504 x 2336 pixels)
File Numbering Consecutive numbering, auto reset
Color Space sRGB, Adobe RGB
Image-processing Parameters Parameter 1 and 2, set 1 to 3 (three custom processing parameters), B/W
Interface USB 2.0 Hi-Speed (Normal/PTP selectable)
Video output (NTSC/PAL)
White Balance
Type: Auto, daylight, shade, cloudy, tungsten, white fluorescent light, flash, custom, color temperature setting
Auto white balance: Auto white balance with the image sensor
Color temperature correction: White balance correction: ±9 stops in full-stop increments
White balance bracketing: ±3 stops in full-stop increments
* Blue/amber bias or magenta/green bias possible
Color temperature information transmission: Provided
Type Eye-level pentaprism
Coverage: Vertical/Horizontal 95%
Magnification: 0.9x (-1 diopter with 50mm lens at infinity)
Eyepoint: 20mm
Built-in dioptric adjustment: -3.0 - +1.0 diopter
Focusing screen: Fixed, precision matte
Mirror: Quick-return half mirror
(Transmission: reflection ratio of 40:60, no mirror cut-off with EF 600mm f/4 or shorter lens)
Viewfinder information: AF information (AF points, focus confirmation light), exposure information (shutter speed, aperture value, AE lock, exposure level, partial metering circle, exposure warning), flash information (flash ready, red-eye reduction lamp on, high-speed sync, FE lock, flash exposure compensation), white balance correction, maximum burst, CF card information
Depth-of-field preview: Enabled with depth-of-field preview button
Type: TTL-CT-SIR with a CMOS sensor
(TTL secondary image-registration, phase detection)
AF points: 9 AF points
Metering range: EV -0.5 - 18 (at 20°C/68°F, ISO 100)
Focus modes: One-Shot AF, AI Servo AF, AI Focus AF, Manual focusing (MF)
AF point selection: Auto, manual
Selected AF point display: Superimposed in viewfinder and indicated on LCD panel
AF-assist beam: Built-in flash fires intermittently
Effective range: Approx. 4.0m/13.1ft. at center, approx. 3.5m/11.5ft. at periphery
Exposure Control
Metering modes: 35-zone TTL full aperture metering
• Evaluative metering (linkable to any AF point)
• Partial metering (approx. 9% of viewfinder at center)
• Centerweighted Average Metering
Metering range: EV 1-20 (at 20°C/68°F with 50mm f/1.4 lens, ISO 100)
Exposure control: Program AE (Full Auto, Portrait, Landscape, Close-up, Sports, Night Portrait, Flash Off, Program), shutter-priority AE, aperture-priority AE, depth-of-field AE, manual exposure, E-TTL II autoflash
ISO speed: Basic Zone modes: Automatically set (ISO 100-400)
Creative Zone modes: ISO 100, 200, 400, 800, 1600, extendable to ISO 3200.
Exposure compensation: Manual: ±2 stops in 1/3- or 1/2-stop increments (can be combined with AEB)
AEB: ±2 stops in 1/3- or 1/2-stop increments
AE lock: Auto: Applied in One-Shot AF mode with evaluative metering when focus is achieved.
Manual: By AE lock button in all metering modes.
Type: Electronically-controlled, focal-plane shutter
Shutter speeds: 1/8000 to 30 sec. (1/3- and 1/2-stop increments), bulb X-sync at 1/250 sec
Shutter release: Soft-touch electromagnetic release
Self-timer: 10-sec. delay
Remote control: Remote control with N3 type terminal
Built-in Flash
Type: Retractable, auto pop-up flash
Flash metering: E-TTL II autoflash
Guide No.: 13/43 (ISO 100, in meters/feet)
Recycle time: Approx. 3 sec.
Flash-ready indicator: Flash-ready icon lights in viewfinder
Flash coverage: 17mm lens focal length covered
FE lock: Provided
Flash exposure compensation: ±2 stops in 1/3- or 1/2-stop increments.
External Speedlite
EOS-dedicated Speedlite: E-TTL II autoflash with EX-series Speedlite
PC terminal: Provided
Zooming to match lens focal length: Provided
Drive System
Drive modes: Single, continuous, and Self-timer (10 sec.)
Continuous: Max. 5 shots per sec.
Max. burst: JPEG* (Large/Fine): Approx. 23,
RAW: Approx. 6
* Varies depending on the subject, ISO speed, processing parameters, CF card, etc.
LCD Monitor
Type: TFT color liquid-crystal monitor
Monitor size: 1.8 in.
Pixels: Approx. 118,000
Coverage: 100% with respect to the effective pixels
“Live View” mode FC 1, which provides 5x magnification (approximately 4% of the center of the image will be displayed on the monitor)
FC 2, which provides 10x magnification (approximately 1% of the center of the image will be displayed on the monitor)
Brightness adjustment: Five levels provided
Interface languages: 15
Image Playback
Display format: Single image, shooting information, 9-image index, magnified view (Approx. 1.5x - 10x), autoplay, image rotation, and jump
Highlight warning: In the shooting information mode, any overexposed highlight areas with no image information will blink.
Image Protection and Erase
Protect: Single images can be erase-protected or not.
Erase: One image or all images in the CF card can be erased (except protected images).
Direct Printing
Compatible printers: CP Direct, Bubble Jet Direct, and PictBridge-compatible printers
Printable images: JPEG images (DPOF printing possible)
Custom Functions: 18 Custom Functions with 50 settings
Power Source
Battery: One Battery Pack BP-511A, BP-514, BP-511, or BP-512.
* AC power can also be supplied with the DC Coupler.
* With Battery Grip BG-E2, size-AA batteries can be used.
Battery life:
Temperature Shooting Conditions
No Flash 50% Flash Use
At 20°C/68°F Approx. 1000 Approx. 700
At 0°C / 32°F Approx. 750 Approx. 550
* The above figures apply when a fully-charged Battery Pack BP-511A is used.
Battery check: Automatic
Power saving: Provided. Power turns off after 1, 2, 4, 8, 15, or 30 min.
Date/Time battery: One CR2016 lithium battery
Dimensions and Weight
Dimensions: 144 (W) x 105.5 (H) x 71.5 (D) mm / 5.7 x 4.2 x 2.8 in.
Weight: 685g / 24.2 oz. (body only)
Operation Environment
Working temperature range: 0°C - 40°C / 32°F - 104°F
Working humidity: 85% or less


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