Title:
【発明の名称】2つの開口を有する光学スキャナ及びビーム走査方法
Document Type and Number:
Japanese Patent JP2747567
Kind Code:
B2
Abstract:
A dual aperture optical scanner is provided which employs a single laser beam to produce horizontal and vertical scan patterns. The optical scanner includes a housing (32) having first (28) and second (30) apertures, a laser beam source (12), a mirrored spinner (16) having a plurality of facets (76,68,80) with different elevation angles for reflecting the laser beam in a plurality of directions, and a plurality of pattern mirrors (18) within the housing (32) for reflecting the laser beam from the spinner (16) through the first (28) and second (30) apertures to an article having a bar code label to be scanned.
Inventors:
HOORU ORIUAA DETOWAIRAA
BARI MAIRON MAAGANSAARA
BARI MAIRON MAAGANSAARA
Application Number:
JP27486492A
Publication Date:
May 06, 1998
Filing Date:
September 21, 1992
Export Citation:
Assignee:
ENU SHII AARU INTERN INC
International Classes:
G02B5/09; G06K7/10; (IPC1-7): G06K7/10
Domestic Patent References:
| JP63192175A |
Other References:
【文献】欧州特許出願公開444958(EP,A)
Attorney, Agent or Firm:
Yoshiaki Nishiyama