Optical Telescopes at Devasthal Observatory, Nainital
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DOI: 10.1007/s12045-020-1072-1
Abstract: Three modern optical telescopes of sizes 1.3-m, 3.6-m, and 4-m are installed at Devasthal, Nainital, located in the central Himalayan region of Kumaun, Uttarakhand. The 3.6-m Devasthal optical telescope is designed to be a technologically… read more here.
Keywords: optical telescopes; astronomy; devasthal observatory; observatory nainital ... See more keywords
Wideband Vibrations Rejection of Tip-Tilt Mirror Using Error-Based Disturbance Observer
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DOI: 10.1109/access.2019.2962808
Abstract: Vibration rejection is a key technology of practical engineering, especially in optical telescopes with a stable accuracy of urad level. The closed-loop performance of optical telescopes is largely determined by the control bandwidth, while it… read more here.
Keywords: error based; based disturbance; wideband vibrations; optical telescopes ... See more keywords