Canon EOS-1DS MARK III Instruction Manual page 91

Specifications
Viewfinder information:
Depth-of-field preview:
Eyepiece shutter:
Autofocus
Type:
AF points:
Metering range:
Focus modes:
AF point selection:
Selected AF point display:
AF-assist beam:
Exposure Contro_
Metering modes:
AF information (AF points, focus confirmation light),
metering and exposure information (metering mode, spot
metering circle, shutter speed, aperture, manual
exposure, AE lock, ISO speed, exposure level, exposure
warning), flash information (flash ready, FP flash, FE
lock, flash exposure level), white balance correction,
JPEG/RAW recording, maximum burst, number of shots
remaining, battery check, recording media information
Enabled with depth-of-field preview button
Built-in
TTL-AREA-SIR with a CMOS sensor
19 AF points (crossrtype) and 26 Assist AF points (total 45 points)
EV -! - 18 (at 23°C/73°F, ISO 100)
One-Shot AF (ONE SHOT), AI Sen,,o AF (AI SERVO),
Manual focusing (MF)
Automatic selection (45 points), manual selection (!9
points, 9 inner points, 9 outer points)
Superimposed in viewfinder and indicated on top LCD paneI
Emitted by the dedicated external Speedlite
63-zone TTL full-aperture metering
(!) Evaluative metering (linkable to any AF point)
(2) Partial metering (approx. 8.5% of viewfinder at center)
(3) Spot metering
• Center spot metering (approx. 2.4% of viewfinder at center)
• AF point-linked spot metering (approx. 2.4% of viewfinder)
• Multi-spot metering (Max. 8 spot metering entries)
(4) Center-weighted average metering
Metering range: EV 0 - 20 (at 23°C/73°F with EF50mm f/1.4 USM lens ISO 100)
Exposure control: Program AE (shiftable), shutter-priority AE, aperture-priority AE,
manual exposure, E-TTL II autoflash, flash metered manual
ISO speed
(Recommended Exposure I ndex): 100 - 1600 (1/3- or 1-stop increments), expandable to
ISO 50 (L) and 3200 (H)
Exposure compensation: Manual: _+3stops in 1/3- or 1/2-stop increments (can be
combined with AEB)
AEB: _+3stops in 1/3- or 1/2-stop increments
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