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Title: Remote indicator for a laser alignment system

Patent ·
OSTI ID:6537660

A remote indicator is described for the main receiver of a laser alignment system the combination comprising: connecting means between the main receiver and the remote indicator. The connecting means is operable to supply power to the remote indicator and to transmit to the remote indicator alignment data indicative of the relative alignment detected by the main receiver; an LCD in the remote indicator coupled to the connecting means and operable to provide a visual indication of the alignment data; illuminating means located in back of the LCD operable when turned on to make the LCD visible under conditions of reduced ambient light; and switching means connected to the illuminating means and the connecting means and being operable to turn the illuminating means on if the alignment data is present and to turn the illuminating means off if the alignment data is not present.

Assignee:
Spectra-Physics, San Jose, CA
Patent Number(s):
US 4653910
OSTI ID:
6537660
Resource Relation:
Patent File Date: Filed date 18 Oct 1985
Country of Publication:
United States
Language:
English