Novel optical sight glass

The utility model relates to a novel optical sight glass, and in particular to a novel optical sight glass which is wide in observation range, adjustable in observation distance, and unlimited in observation angle. The novel optical sight glass comprises an optical guide fibre (1), and transparent g...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: YAO FANGBIN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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