Molded lens and molding die for molded lens

A molded lens used in an optical pickup device provided with a plane of incidence having a first optical surface and a plane of emergence having a second optical surface, and a form of an outer circumference of the molded lens is formed by a first straight line portion which is in parallel substanti...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Itoh, Teruhiko, Sawagami, Akira, Kojima, Toshiyuki
Format: Patent
Sprache:eng
Online-Zugang:Volltext bestellen
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