NASA NTRS · 19830000022
Lenseless Scanning Telescope
Abstract
Dual-aperture device minimizes aliasing. Radiometer scans at right angles to line of flight, giving complete coverage from horizon to horizon. Configurations include use of detector as inner aperature or use of concentrating lens in or behind inner aperture to image outer aperture on smaller detector.
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Edwards, H. B.. 1983-08-01. Lenseless Scanning Telescope. https://ntrs.nasa.gov/citations/19830000022
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