Optical: systems and elements – Deflection using a moving element – Using a periodically moving element
Patent
1995-03-06
1996-10-01
Phan, James
Optical: systems and elements
Deflection using a moving element
Using a periodically moving element
359202, G02B 2608
Patent
active
055615449
ABSTRACT:
A laser beam scanning system which utilizes all reflective optics. The scanning system has a variable scan angle and focal length. The variable focal length in the reflecting optical system is achieved by simultaneously moving two perpendicular mirrors.
REFERENCES:
patent: 4160939 (1979-07-01), Damouth et al.
patent: 4232960 (1980-11-01), Glab
patent: 4388651 (1983-06-01), Sherman
patent: 5274492 (1993-12-01), Razzaghi
patent: 5276546 (1994-01-01), Palm et al.
Johnson Larry D.
Phan James
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