The Digital SLR. 1/2.5” sensor 1.5x crop “APS-C” sensor 35mm film “full frame” sensor Sensor size 384 mm 2 25 mm 2 864 mm 2 Larger sensors => much improved.

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Presentation transcript:

The Digital SLR

1/2.5” sensor 1.5x crop “APS-C” sensor 35mm film “full frame” sensor Sensor size 384 mm 2 25 mm mm 2 Larger sensors => much improved noise!

ISO100ISO200ISO400 ISO800ISO1600 Canon A570IS 7.1 Megapixels 1/2.5” sensor 5.74 x 4.3mm (24.7mm 2 ) Area: 3.48 μ m 2 /pixel images: dcresource.com

ISO100ISO200ISO400 ISO800ISO1600 Canon 30D 8.2 Megapixels APS-C sensor 22.5 x 15mm (337.5mm 2 ) Area: μ m 2 /pixel images: dcresource.com

30D A570IS 8.2 Megapixels 22.5 x 15mm (337.5mm 2 ) Density: μ m 2 /pixel 7.1 Megapixels 5.76 x 4.29mm (24.7mm 2 ) Density: 3.48 μ m 2 /pixel ISO100 ISO1600

Effective use of flash

Focal length rangesUltrawide Standard zoom Telephoto

36mm Focal length ranges16mm320mm 1200mm

Playing with perspective 24mm 110mm

Ultrawide19mm

Small Depth of Field

Uses of small depth of fieldPortraitsFlowers Sports Isolation

Continuous shooting

Other advantages Short shutter lag Faster autofocus Adjustable in-camera processing RAW images – noise, exposure, white balance Disadvantages Size Cost Less versatility with base kit Maintenance

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