Absolute distance meter that measures a moving retroreflector

Optics: measuring and testing – Range or remote distance finding – With photodetection

Reexamination Certificate

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Reexamination Certificate

active

07352446

ABSTRACT:
A laser device and method capable of one or more dimensional absolute distance measurements and/or surface scanning and/or coordinate measurements of a moving external retroreflector or other moving target surfaces without using an incremental interferometer.

REFERENCES:
patent: 3690767 (1972-09-01), Missio et al.
patent: 4168524 (1979-09-01), Soltz et al.
patent: 4714339 (1987-12-01), Lau et al.
patent: 4790651 (1988-12-01), Brown et al.
patent: 5455670 (1995-10-01), Payne et al.
patent: 5764360 (1998-06-01), Meier
patent: 2003/0020895 (2003-01-01), Bridges
patent: 2004/0100626 (2004-05-01), Gulden et al.
patent: 0271188 (1988-06-01), None
patent: 1298454 (2003-04-01), None
patent: WO 03062744 (2003-07-01), None
PCT Search Report—PCT/US2005/035578 English Abstract for EP 1298454.

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