Speed 
Control 
Photomultiplie 
Light 
Detector 
I Recording Film 
Adjustable 
Image Aperture Cj (/ 
CO (a) 
Flat 
Mirror 
Flat 
Mirror Printer Objective 
Scanning Mirror Lens 
Parabolic Mirror i 
Light from Scanner Spot 
Objective Aperture 
Fig. 1 - Basic Camera Scheme 
Fig. 2 - A Line Scan Strip Map 
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