“autocollimator”的概念、定义、翻译、参考文献-科学参考

单词	autocollimator
释义	autocollimator [¦ȯd·ō`käl·ǝ´mād·ǝr] ^OPTICS 1. A device by which a single lens collimates diverging light from a slit, and then focuses the light on an exit slit after it has passed through a prism to a mirror and been reflected back through the prism. 2. A telescope which has a graduated reticle, enabling an observer to read off the angles subtended by distant objects. 3. A convex mirror at the focus of the principal mirror of a reflecting telescope, which causes light to leave the telescope in a parallel beam. 4. A telescope equipped with an eyepiece designed for autocollimation.
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