E-Book Content
Digital Library Volume 4 A F Q FREQUENTLY ASKED QUESTIONS on DIGITAL PHOTOGRAPHY 00_Inhalt_01_03_uk 29.10.2002 15:30 Uhr Seite 1 Frequently Asked Questions on Digital Photography Digital Library Vol. 4 Disclaimer: While every endeavour has been made to provide accurate information, no liability will be assumed for typographical errors and omissions or technical inaccuracies. 1 00_Inhalt_01_03_uk 29.10.2002 15:30 Uhr Seite 2 Contents 1. 2 The fascinating world of digital photography 4 2. Digital camera technology 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 How does a digital camera work? The CCD chip What to look for when buying a digital camera Factors affecting image quality The importance of a good lens system Long-term storage of digital images Servicing digital cameras Power sources 8 9 13 16 18 20 21 22 8 3. Taking digital pictures 24 3.1 3.1.1 3.1.2 3.1.3 3.1.4 3.2 3.3 3.3.1 3.3.2 3.3.3 3.4 3.5 3.5.1 3.5.2 3.6 3.7 3.8 3.9 3.10 3.11 3.12 Metering systems Exposure metering systems Focus systems White balance Sensitivity The camera flash Image optimisation systems TruePic Noise reduction Pixel mapping Scene programs Manual control Aperture Shutter Histogram Zoom Macro shooting Sequence shooting Self-timer Panorama B & W and sepia 24 24 27 28 31 32 34 34 35 36 36 37 37 38 39 39 40 42 43 43 45 3.13 3.14 3.15 3.16 Blackboard/Whiteboard Movie mode Sound recording General tips and hints for better photos 46 46 47 47 4. Printing digital images 50 4.1 4.2 4.3 4.4 Traditional photos vs. digital photo prints Home printing Printing services for digital photos Enl