Canon EOS Digital Rebel EOS DIGITAL REBEL/EOS 300D DIGITAL Instruction Manual - Page 133
Viewfinder, Autofocus, Exposure Control
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Specifications • Viewfinder Type: Pentamirror, eye-level Coverage: 95% vertically and horizontally with respect to the effective pixels Magnification: 0.8x (-1 diopter with 50mm lens at infinity) Eye point: 21 mm Dioptric adjustment range: -3.0 - +1.0 diopter Focusing screen: Fixed, all-matte screen 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, manual exposure, AE lock, exposure level), flash information (flash ready, red-eye reduction lamp on, high-speed sync, FE lock), shots remaining, CF card information Depth-of-field preview: Enabled with depth-of-field preview button • Autofocus Type: AF points: AF working range: Focusing modes: AF point selection: Active AF point indicator: AF-assist beam: TTL-CT-SIR with a CMOS sensor (TTL secondary image-registration, phase detection) 7 EV 0.5-18 (at 20˚C/68˚F, ISO 100) One-Shot AF, AI Servo AF, AI Focus AF, Manual focusing (MF) Automatic selection, manual selection Superimposed in viewfinder and indicated on LCD panel Stroboscopic flash Effective range: Approx. 4.0m/13.1ft. at center, approx. 3.5m/11.5ft. off-center • Exposure Control Metering system: TTL full aperture metering with 35-zone SPC • Evaluative metering (linkable to any AF point) • Partial metering (approx. 9% of viewfinder at center) • Centerweighted average metering (Set automatically in manual exposure mode) Metering range: EV 1-20 (at 20˚C/68˚F with 50mm f/1.4 lens, ISO 100) Exposure control systems: 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 autoflash 133