Self-compensating laser tracker

Details Self-compensating laser tracker Self-compensating laser tracker

2008-01-04

2008-12-16

Punnoose, Roy M (Department: 2886)

Optics: measuring and testing

Angle measuring or angular axial alignment

With screen

Reexamination Certificate

active

07466401

ABSTRACT:
An apparatus and method for compensating a coordinate measurement machine is provided, which may be a laser-based coordinate measurement machine, laser tracker, or other coordinate measurement device. In one exemplary method, such compensation comprises self-compensation of payload parameters by means of embedded tracker targets. In another exemplary embodiment, such compensation comprises self-compensation of payload, azimuth-post, axis, or R0 parameters by means of embedded temperature sensors.

REFERENCES:
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patent: 4707129 (1987-11-01), Hashimoto et al.
patent: 5400132 (1995-03-01), Trepagnier
patent: 6667798 (2003-12-01), Markendorf et al.
patent: 6847436 (2005-01-01), Bridges
patent: 2003/0020895 (2003-01-01), Bridges
patent: 2006/0066836 (2006-03-01), Bridges et al.

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