The unit processing of abaxial parabolic mirror is introduced.

介绍了单件加工离轴抛物面镜的基本过程。

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In this paper, the imaging characters and design methods of the parabolic mirror scanning system are analyzed theoretically.

本文重点从原理上分析抛物面反射镜扫描系统的成象特点及其设计方法。

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The basic factors affecting collimating characteristic are off-axis magnitude, effective aperture and emission position on the focal plane of off-axis parabolic mirror.

影响离轴抛物镜准直特性的主要因素有离轴量，有效孔径和焦面出射点的位置。

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This intense heat they project in a parallel beam against any object they choose, by means of a polished parabolic mirror of unknown composition, much as the mirror of a lighthouse projects a beam of light.

VOA: special.2010.09.01

The flame, meant to represent purity, was kindled from the rays of the sun using a parabolic mirror in a ceremony on 10 May at Olympia, the home of the ancient Olympic Games.

BBC: Olympic torch: Huge crowds turn out to cheer flame

The visually striking glass roof becomes a veritable parabolic sound mirror.

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