English translation for "主焦点"

[光学] meridional focus; primary focus; tangential focus; prime focus; principal focus

Related Translations:

近主焦点:  perifocus

主焦点光电管:  prime focus cell

前主焦点:  anterior principal focianterior principal focusprimary focal pointprimary principal focal point

远主焦点:  apocenterapofocus

主焦点馈电天线:  prime focus fed antenna

Example Sentences:

	1.	That location was called the " prime focus " 这一位置就叫“主焦点” 。
	2.	Perhaps for such reasons , the term " prime focus " is increasingly being used in a more general manner : in systems in which there is only one place where there is a focuser - - where an image is formed and you can get at it with an eyepiece or some other equipment - - that location is called the " prime focus " 可能出于这些原因， “主焦点”一词正逐渐被人们以一种更宽泛的方式使用：在只有一个聚焦装置的光学系统中，那个成像的、可以用目镜或其他装置摄取像的位置，就叫做“主焦点” 。

Similar Words：

"主降落场外降落" English translation, "主降落伞" English translation, "主降速齿轮" English translation, "主降速齿轮减速比" English translation, "主礁石灰岩" English translation, "主焦点光电管" English translation, "主焦点馈电天线" English translation, "主焦距" English translation, "主焦距,前焦距" English translation, "主焦距离" English translation