LENS BARREL

PROBLEM TO BE SOLVED: To miniaturize a lens barrel by arranging a stepping motor body in the inside of the lens barrel. SOLUTION: In the lens barrel, which is composed of; a zoom motor 15 attached to a lens barrel body; a second group movable lens frame driven and controlled by a zoom motor and atta...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SETO KOHEI, EBARA HIROSHI
Format:	Patent
Sprache:	eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To miniaturize a lens barrel by arranging a stepping motor body in the inside of the lens barrel. SOLUTION: In the lens barrel, which is composed of; a zoom motor 15 attached to a lens barrel body; a second group movable lens frame driven and controlled by a zoom motor and attached with a variable magnification lens; a focusing motor 17 attached to the lens barrel body; and a forth movable lens frame driven and controlled by the focusing motor 17, a motor body cover of the zoom motor 15 and the focusing motor 17 is made of a resin, and the zoom motor 15 and the focusing motor 17 are arranged in the inside of the lens barrel. COPYRIGHT: (C)2006,JPO&NCIPI