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1. The Main Features of the 1.56-M Telescope and its Status Quo

Author

Zhu Neng-hong, Wang Lan-juan, Yang Zheng-hua, Wan Lai, and Zheng Yi-jin

Subjects
Physics, business.industry, Status quo, media_common.quotation_subject, Electrical engineering, Astronomy, Cassegrain reflector, law.invention, Primary mirror, Telescope, Stars, law, Trigonometry, business, Focus (optics), Secondary mirror, media_common
Abstract

This telescope was designed for determining the trigonometric parallaxes of faint stars. The otpical configuration is a Ritchey-Chretien system and has only a f/10 Cassegrain focus for photographic work.

Published
1974

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