PERISCOPE

PROBLEM TO BE SOLVED: To obtain a small-sized inexpensive periscope which enables an observation to be made from a floor level by using a telescope, can narrow down the movement range of an observer accompanying the movement of the telescope, and makes it possible to change the direction of the tele...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TANIMOTO AKI, MATSUSHITA TADASHI, SHIMIZU MINORU
Format:	Patent
Sprache:	eng
Schlagworte:	OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS
Online-Zugang:	Volltext bestellen
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