Illumination – Light modifier – Refractor
Patent
1995-12-27
1998-04-28
Cariaso, Alan
Illumination
Light modifier
Refractor
362268, 362326, 362336, 359 15, 359599, 359707, 235462, E21V 504
Patent
active
057436339
ABSTRACT:
Systems and methods for illuminating bar codes are described. A bar code illuminator includes a first light source and a first light transformer optically connected to the first light source; the first light transformer including a first light shaping diffuser and a first lens optically connected to the light shaping diffuser. The systems and methods are advantageous in that a bar code illuminator is provided with a wide angle capability that may be compact and inexpensive.
REFERENCES:
patent: 3302016 (1967-01-01), Larraburu
patent: 3711777 (1973-01-01), Ward
patent: 3851093 (1974-11-01), Sunstein
patent: 4345308 (1982-08-01), Mouyard et al.
patent: 4743773 (1988-05-01), Katana et al.
patent: 5010241 (1991-04-01), Butterworth
patent: 5365354 (1994-11-01), Jannson et al.
patent: 5386105 (1995-01-01), Quinn et al.
patent: 5484994 (1996-01-01), Roustaei
patent: 5534386 (1996-07-01), Petersen et al.
patent: 5600116 (1997-02-01), Seo et al.
patent: 5609939 (1997-03-01), Petersen et al.
Chau Chiu W.
Lerner Jeremy M.
Cariaso Alan
Physical Optics Corporation
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