OPTICAL LENS

An optical lens includes an aperture, a first lens, a second lens, a third lens, and a fourth lens sequentially in a direction. One of the first lens and the second lens has positive refracting power, and the other has negative refracting power. The third lens has refracting power, and is a lens wit...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Tseng, Chien-Hsiung, Chiu, Wei-Ting
Format:	Patent
Sprache:	eng
Schlagworte:	OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS
Online-Zugang:	Volltext bestellen
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