Ultra-wide-angle day and night confocal low-temperature drift lens with five-piece structure

The invention provides a five-piece framework ultra-wide-angle day and night confocal low-temperature drift lens. The five-piece framework ultra-wide-angle day and night confocal low-temperature drift lens comprises a first lens, a second lens, an aperture diaphragm, a third lens, a fourth lens and...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GENG QINGFENG, CHEN JUNHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS
Online-Zugang:	Volltext bestellen
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