NASA NTRS · 19730000169
Real time optical figure sensor
Abstract
Mirrors produced for various optical systems require precise surface finishing. Sensor, developed for measuring mirror surface, is compensated for interferences from temperature and air disturbances and is capable of measuring mirrors with diameters of up to 2 meters.
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Robertson, H. J.. 1973-06-01. Real time optical figure sensor. https://ntrs.nasa.gov/citations/19730000169
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