Optical bench vertical scale adjusting device

The utility model relates to an optical bench vertical scale adjusting device, comprising an optical bench and a support leg of the optical bench. The optical bench is provided with an upper guide rail and a lower guide rail which are parallel to the optical bench. The lower guide rail is fixedly ar...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TIANSHU PU, RONGMING ZHOU
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE CRYPTOGRAPHY DIAGRAMS DISPLAY EDUCATION EDUCATIONAL OR DEMONSTRATION APPLIANCES GLOBES PHYSICS PLANETARIA SEALS
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