Paper
16 April 1973 70MM Electron Beam Imagery
Robert S. Bradford
Author Affiliations +
Proceedings Volume 0032, Developments in Electronic Imaging Techniques II; (1973) https://doi.org/10.1117/12.953608
Event: Developments in Electronic Imaging Techniques, 1972, San Mateo, United States
Abstract
The 3M Brand EBR-700 series Electron. Beam Image Recorder has been developed to produce corrected 50mm images on 70mm film of data from the camera systems aboard the ERTS A spacecraft. The images are produced by raster scanning with direct electron beam bombardment on film. The machines are capable of producing high quality 70mm black and white film from monochrome video signals. The resolution, (in excess of 6000 TV lines), dynamic range (in excess of 100 to 1), geometric accuracy,. and sensiometric fidelity provide a near-transparent window through which the outputs of the Return Beam Vidicon and Multispectral Scanner camera systems can be displayed.
© (1973) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Robert S. Bradford "70MM Electron Beam Imagery", Proc. SPIE 0032, Developments in Electronic Imaging Techniques II, (16 April 1973); https://doi.org/10.1117/12.953608
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KEYWORDS
Video

Electron beams

Cameras

Imaging systems

Modulation transfer functions

Image processing

Satellites

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