Lens Assembly

A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The first lens is with positive refractive power and includes a convex surface facing an object side. The second lens is with negative refractive power. The third lens is a biconvex len...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LEE, Jian-Wei, CHEN, Jia-Sin, SUN, Chia-Hung
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The first lens is with positive refractive power and includes a convex surface facing an object side. The second lens is with negative refractive power. The third lens is a biconvex lens with positive refractive power and includes a convex surface facing the object side and another convex surface facing an image side. The fourth lens is with negative refractive power. The fifth lens is with positive refractive power. The sixth lens is with positive refractive power and includes a convex surface facing the image side. The first lens, the second lens, the third lens, the fourth lens, the fifth lens, and the sixth lens are arranged in order from the object side to the image side along an optical axis.