JPS63175270U - - Google Patents
Info
- Publication number
- JPS63175270U JPS63175270U JP2321787U JP2321787U JPS63175270U JP S63175270 U JPS63175270 U JP S63175270U JP 2321787 U JP2321787 U JP 2321787U JP 2321787 U JP2321787 U JP 2321787U JP S63175270 U JPS63175270 U JP S63175270U
- Authority
- JP
- Japan
- Prior art keywords
- optical
- image sensor
- scanner
- interposed
- infrared light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000005286 illumination Methods 0.000 description 1
Description
第１図はこの考案の実施例の断面図、第２図は
他の実施例の断面図である。
３……スキヤナケース、４……読取視野開口部
、５……照明光源、６……鏡、７……レンズ、８
……イメージセンサ、９……信号処理回路、１０
……原稿。
FIG. 1 is a sectional view of an embodiment of this invention, and FIG. 2 is a sectional view of another embodiment. 3...Scanner case, 4...Reading field aperture, 5...Illumination light source, 6...Mirror, 7...Lens, 8
...Image sensor, 9...Signal processing circuit, 10
...Manuscript.
Claims (1)
と、読取視野開口端との間に赤外光遮断用光学フ
イルタを介在してなる光学読取装置。 An optical reading device in which an optical filter for blocking infrared light is interposed between the optical system of an image sensor provided inside the scanner and the opening end of the reading field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2321787U JPS63175270U (en) | 1987-02-18 | 1987-02-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2321787U JPS63175270U (en) | 1987-02-18 | 1987-02-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63175270U true JPS63175270U (en) | 1988-11-14 |
Family
ID=30821316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2321787U Pending JPS63175270U (en) | 1987-02-18 | 1987-02-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63175270U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02173994A (en) * | 1988-12-27 | 1990-07-05 | Fujitsu Ltd | Disk managing method for magnetic disk device and bar code reader used in this method |
| JPH05257473A (en) * | 1992-03-16 | 1993-10-08 | Yamaha Corp | Electronic musical instrument provided with automatic playing function |
-
1987
- 1987-02-18 JP JP2321787U patent/JPS63175270U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02173994A (en) * | 1988-12-27 | 1990-07-05 | Fujitsu Ltd | Disk managing method for magnetic disk device and bar code reader used in this method |
| JPH05257473A (en) * | 1992-03-16 | 1993-10-08 | Yamaha Corp | Electronic musical instrument provided with automatic playing function |