Canon 40D - EOS 40D DSLR White Paper - Page 38

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Canon 40D - EOS 40D DSLR White Paper
Viewfinder
Type: Eye-level SLR with fixed pentaprism
Coverage: Approx. 95% horizontally and vertically
Magnification: 0.95x (-1 dpt with 50mm lens at infinity)
Eyepoint: Approx. 22mm
Dioptric Adjustment Correction: -3.0 to +1.0 diopter
Mirror: Quick-return half mirror (Transmission: reflection ratio of 40:60)
Viewfinder Information: AF (AF points, focus confirmation light), Exposure (shutter
speed, aperture, ISO speed, AE lock, exposure level, spot metering circle, exposure
warning), Flash (flash ready, flash exposure compensation, high-speed sync, FE lock,
red-eye reduction light), Image (monochrome shooting, maximum burst, white balance
correction, CF card information)
Depth-of-Field Preview: Enabled with depth-of-field preview button; possible in Live
View Function
Autofocus
Type: TTL-CT-SIR AF-dedicated CMOS sensor
AF points: 9 cross-type AF points (f/2.8 at center)
AF Working Range: EV -1 ~18 (ISO 100 at 73°F/23°C)
Focusing Modes: Autofocus (One-Shot AF, Predictive AI Servo AF, AI Focus AF), Manual
Focus (MF)
AF Point Selection: Automatic selection, Manual AF point selection
AF-assist Beam: Intermittent firing of built-in flash
Exposure Control
Metering Modes: 35-zone TTL full aperture metering: (1) Evaluative metering (linked to
all AF points), (2) Partial metering (approx. 9% of viewfinder), (3) Spot metering (approx.
3.8% of viewfinder), (4) Center-weighted average metering
Metering Range: EV 0–20 (ISO 100 at 73°F/23°C with EF 50mm f/1.4 USM lens, ISO 100)
Exposure Control Systems: Program AE (shiftable), Shutter-priority AE, Aperture-priority
AE, Auto Depth-of-field AE (non-shiftable), Full auto (non-shiftable), Programmed image
control modes, Manual exposure, E-TTL II autoflash program AE
ISO Speed Range: Equivalent to ISO 100–1600* (in 1/3-stop or whole stop increments),
ISO speed can be expanded to ISO 3200 (* Standard output sensitivity. Recommended
exposure index)
Exposure Compensation: Exposure Compensation (user-set): +/-3 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 (user-set): By AE lock button in all metering modes
Type: Vertical-travel, mechanical, focal-plane shutter with all speeds electronically controlled
Shutter
Shutter Speeds: 1/8000 to 30 sec. (1/3-stop increments), X-sync at 1/250 sec.
Shutter Release: Soft-touch electromagnetic release
Self-Timer: 10 sec. delay, 2 sec. delay
Remote Control: Canon N3 type terminal
VII. SPECIFICATIONS
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