Labels:text | fruit | screenshot | apple OCR: CAMERAS IMAGE CONVERSION IN TUBE&CCD CAMERAS Phosphor coated photosensitive area Glass tube called Target 1" or 2/3" Electron beam deflected in an electromagnetic field The lens projects an image circular in shape but only a rectangle with aspect ratio 4:3 is being scanned by the beam Solid state CCD chip (Charge Coupled Device) with photosensitive picture elements (pixels) read out by special shape electronic pulses -- The lens projects an image circular in shape but only a rectangle with aspect ratio 4:3 is photosensitive 1" 2/3" 1/2" 1/3" Image sensitive area evolution, actual size V. Damjanovski @ 1992 file CAMERA5.CDR
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