OPTICAL DEVICE AND ILLUMINATION DEVICE

An optical device (10) comprises: at least one first reflecting surface (31) disposed so as to reflect at least a part of first light (7) that has a light distribution having an optical axis (7a) parallel to a first axis (12), to an arc-shaped first region surrounding the first axis (12); and a seco...

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Bibliographische Detailangaben
Hauptverfasser:	KITAHARA, Wataru, OGURA, Wataru, MOMOSE, Yoshinori
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BLASTING FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF HEATING LIGHTING MECHANICAL ENGINEERING OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR WEAPONS
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Beschreibung
Zusammenfassung:	An optical device (10) comprises: at least one first reflecting surface (31) disposed so as to reflect at least a part of first light (7) that has a light distribution having an optical axis (7a) parallel to a first axis (12), to an arc-shaped first region surrounding the first axis (12); and a second reflecting surface (23) and a third reflecting surface (24) that are disposed such that the second reflecting surface (23) and the third reflecting surface meet each other on the first axis (12), and such that the first reflecting surface (31) is disposed between the second reflecting surface (23) and the third reflecting surface (24).