Optical pickup apparatus and signal recording and/or reproducing apparatus

While supporting an optical disc having a recording density that is higher than conventional optical discs by shortening the wavelength of the emitted light and increasing the numerical aperture (NA) of an objective lens, a reduction in the size of an optical pickup apparatus relative to the size of...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Ando, Nobuhiko, Netsu, Naohiro
Format:	Patent
Sprache:	eng
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!