Pixels to Pictures
Introduction 3 steps 1 pixel Hexadecimal Red-Green-Blue Colors from 0-255 17 million colors More pixels = better Two parts of a file Overview Options Pixel positions Pixel values Brightness Brightness example Contrast Contrast example Color Color example ND grad Sharpen Blur Acquiring an image Scanners Scanner specs Resolution Bit depth & DMAX Other Digital cameras Sensor types Digicam pixels Four into one Interpolation
Introduction 3 steps 1 pixel Hexadecimal Red-Green-Blue Colors from 0-255 17 million colors More pixels = better Two parts of a file Overview Options Pixel positions Pixel values Brightness Brightness example Contrast Contrast example Color Color example ND grad Sharpen Blur Acquiring an image Scanners Scanner specs Resolution Bit depth & DMAX Other Digital cameras Sensor types Digicam pixels Four into one Interpolation
More sensors
Print size Output What is resolution? Dots vs. pixels Printer resolution Output resolution Print size 2 Enlarging Formats Conclusion Links Software
CCD and CMOS Variations
Different? Yes. Better? Maybe...
Not all digital camera sensors use a rectangular pattern of single-color pixels:
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• Fuji Super CCD RGB pixels in interlaced pattern |
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• Foveon sensor CMOS sensor with full-color pixels: 
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