Infrared athermalization fisheye lens

The invention relates to an infrared athermalization fisheye lens, an optical system of the lens comprises a first lens, a second lens, a third lens, a fourth lens and a fifth lens which are sequentially arranged from an object side to an image side, and the first lens has negative focal power; the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN QIUPING, GAO SHENGJIE, ZHANG XIAOFA, RUAN SHIJUAN, ZHANG QINGSU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS
Online-Zugang:	Volltext bestellen
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