Abstract: Canon EOS 20D Specifications

Photography - Canon EOS, digital, nature, Canon EOS 20D


Canon EOS 20D Specifications

Canon EOS 20D Specifications

Digital, single-lens reflex, AF/AE camera with built-in flash

Recording media

Type I or II CF card
* Compatible with Microdrive and 2GB or larger CF cards

Image size

22.5 x 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


High-sensitivity, high-resolution, large single-plate CMOS sensor


Effective pixels: Approx. 8.20 megapixels
Total pixels: Approx. 8.50 megapixels

Aspect ratio


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)
RAW+JPEG simultaneous recording Possible
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)
* Exact file sizes depend on the subject, ISO speed, processing parameters, etc.
File numbering

Consecutive numbering, auto reset

Color space sRGB, Adobe RGB
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

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

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



Eye-level pentaprism


Vertical/Horizontal 95%


0.9x (-1 diopter with 50mm lens at infinity)


20 mm

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

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 20C/68F, 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

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 20C/68F with 50mm f/1.4 lens, ISO 100)

Exposure control

Program AE (Full Auto, Portrait, Landscape, Close-up, Sports, Night Portrait, Flash Off, Program), shutterpriority 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.


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


10-sec. delay

Remote control

Remote control with N3 type terminal

Built-in Flash

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


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


Zooming to match
lens focal length


Drive System
Drive modes

Single, continuous, and Self-timer (10 sec.)


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.
**In use of 512MB CF card

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
Brightness adjustment Five levels provided
Interface languages 12
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 infomation will blink.

Image Protection and Erase

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


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


Shooting Conditions

No Flash

50% Flash Use

At 20C/68F

Approx. 1000

Approx. 700

At 0C / 32F

Approx. 750

Approx. 550

Battery check


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

144 (W) x 105.5 (H) x 71.5 (D) mm / 5.7 x 4.2 x 2.8 in.


685g / 24.2 oz. (body only)

Operating Environment
Working temperature range

0C- 40C / 32F - 104F

Working humidity

85% or less

AMAZON - Amazon is now shipping the EOS 20D. You can order from Amazon and get free shipping:

Body Only
Body + 18-55

ADORAMA, one of the reputable NYC stores is now taking orders on the EOS 20D and EOS 20D kit (with 18-55 USM), but they don't offer free shipping.

Further reading:

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