Optical scanning head

Details Optical scanning head Optical scanning head

1992-02-27

1994-03-01

Pitts, Harold

Registers

Coded record sensors

Particular sensor structure

235462, 235466, G06K 710

Patent

active

052910091

ABSTRACT:
The ornamental design for a bar code Scanner using the Light Emitting Diode (LED), Optical Scanner assembly and Charge-Coupled Devices (CCD) capable of reading the barcode symbols at the variable distance, as shown and described. The optical passive elements for increasing the depth of field and method of fabricating the scanning head by mass-production techniques are also disclosed.

REFERENCES:
patent: 4115703 (1978-09-01), Dobras
patent: 4315245 (1982-02-01), Nakahara
patent: 4542528 (1985-09-01), Sanner
patent: 4578571 (1986-03-01), Williams
patent: 4647766 (1987-03-01), Dimur
patent: 4804949 (1989-02-01), Faulkerson
patent: 4841132 (1989-06-01), Kajitani
patent: 5196684 (1993-03-01), Lum et al.

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