A photographic zenith telescope constructed in China

Details A photographic zenith telescope constructed in China A photographic zenith telescope constructed in China

Jun 1977

adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1977acasn..18...32.&link_type=abstract

Acta Astronomica Sinica, vol. 18, June 1977, p. 32-38. In Chinese.

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Applications

Astronomical Photography, Automatic Control, Systems Engineering, Telescopes, Vacuum Systems, Zenith, China, Focusing, Instrument Errors, Numerical Control, Operational Problems, Optical Equipment, Structural Design

Scientific paper

An automated photographic zenith telescope for astronomical applications
was constructed in China. Its optical system and mechanical construction
are described. Its automatic control system employs a paper tape for
numerically controlling a photoelectric input machine. Some problems of
operating this telescope in vacuum are discussed.

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