JP2826410B2 - Optical symbol reader - Google Patents
Optical symbol readerInfo
- Publication number
- JP2826410B2 JP2826410B2 JP4081308A JP8130892A JP2826410B2 JP 2826410 B2 JP2826410 B2 JP 2826410B2 JP 4081308 A JP4081308 A JP 4081308A JP 8130892 A JP8130892 A JP 8130892A JP 2826410 B2 JP2826410 B2 JP 2826410B2
- Authority
- JP
- Japan
- Prior art keywords
- reading
- optical symbol
- symbol reader
- barcode
- 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.)
- Expired - Fee Related
Links
Description
【０００１】[0001]
【産業上の利用分野】本発明は、光学記号読取装置に関
し、特にバーコードを付与した一般商品を手に把握して
バーコードの読取りを行なう光学記号読取装置に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an optical symbol reader, and more particularly, to an optical symbol reader for reading a barcode by grasping a general product with a barcode.
【０００２】[0002]
【従来の技術】従来の、この種の光学記号読取装置に
は、バーコードを最適に読取る最適読取距離を操作者に
表示する機能は有しておらず、操作者は目測で最適読取
距離を設定して操作していた。2. Description of the Related Art Conventionally, this kind of optical symbol reading apparatus does not have a function for displaying an optimum reading distance for optimally reading a bar code to an operator. It was set and operated.
【０００３】[0003]
【発明が解決しようとする課題】従来の光学記号読取装
置には、バーコード読取時の最適読取距離を表示する機
能を有してないので、操作者は目測で最適読取位置を設
定し、このため安定した読取ができないという問題点が
あった。Since the conventional optical symbol reading device does not have a function of displaying an optimum reading distance when reading a bar code, an operator sets an optimum reading position by visual inspection and sets the optimum reading position. Therefore, there is a problem that stable reading cannot be performed.
【０００４】本発明の目的は上述した問題点を解決し、
バーコード読取時の最適読取距離を操作者に表示するこ
とを可能とした光学記号読取装置を提供することにあ
る。[0004] It is an object of the present invention to solve the above-mentioned problems,
It is an object of the present invention to provide an optical symbol reading device capable of displaying an optimum reading distance at the time of reading a barcode to an operator.
【０００５】[0005]
【課題を解決するための手段】本発明の光学記号読取装
置は、商品に付与したバーコードを光学的に読み取る光
学記号読取装置において、前記バーコード読取りにおけ
る最適位置で交差する少なくとも２本の収束光ビームを
投光する少なくとも２つの投光器を備えた構成を有す
る。According to the present invention, there is provided an optical symbol reading apparatus for optically reading a bar code given to a product, wherein at least two convergence points intersecting at an optimum position in the bar code reading. It has a configuration provided with at least two projectors for projecting a light beam.
【０００６】また、本発明の光学記号読取装置は、前記
少なくとも２つの投光器の出光路に相異る色の色フィル
タを配設した構成を有する。Further, the optical symbol reading device of the present invention has a configuration in which color filters of different colors are provided in the light exit paths of the at least two projectors.
【０００７】さらに、本発明の光学記号読取装置は、前
記少なくとも２つの収束光ビームの径を相異る大きさに
設定するものとした構成を有する。Further, the optical symbol reader of the present invention has a configuration in which the diameters of the at least two convergent light beams are set to different sizes.
【０００８】[0008]
【実施例】次に、本発明について図面を参照して説明す
る。Next, the present invention will be described with reference to the drawings.
【０００９】図１は、本発明の一実施例の斜視図であ
る。図１に示す実施例は、光学記号読取装置本体１と、
光学記号読取装置本体１に設けた複数、２個の投光器
３，４と投光器３，４の前方に配置した互いに異る色の
色フィルタ５，６と、バーコード１０を付与した商品９
とを示し、図１にはなお、バーコード１０の読取走査用
のバーコード読取走査光２と、投光器３，４の出光する
収束光ビーム７，８と、収束光ビーム７，８の空間的な
交差点１１を併記して示す。FIG. 1 is a perspective view of one embodiment of the present invention. The embodiment shown in FIG. 1 includes an optical symbol reading device main body 1,
A plurality of light projectors 3 and 4 provided in the optical symbol reading device main body 1 and color filters 5 and 6 of different colors arranged in front of the light projectors 3 and 4 and a product 9 provided with a bar code 10
FIG. 1 also shows the bar code reading scanning light 2 for reading and scanning the bar code 10, the converging light beams 7, 8 emitted from the light emitters 3, 4, and the spatial light beam converging light beams 7, 8. Intersection 11 is also shown.
【００１０】次に、本実施例の動作について説明する。Next, the operation of this embodiment will be described.
【００１１】投光器３，４から出光する収束光ビーム
７，８は、それぞれ異る色の色フィルタ５，６を通して
商品９上の２点Ｐ，Ｑを照射する。この２点Ｐ，Ｑ間の
距離を目視によって確認しつつ光学記号読取装置本体１
を商品９に接近もしくは商品９から離隔させ、収束光ビ
ーム７，８の交差点１１が商品９のバーコード１０近傍
に位置するように設定することにより、バーコード読取
走査光９によるバーコード１０の読取走査を規定の最適
距離で行なうことができる。Convergent light beams 7 and 8 emitted from the light projectors 3 and 4 irradiate two points P and Q on a product 9 through color filters 5 and 6 of different colors, respectively. While visually confirming the distance between the two points P and Q, the optical symbol reader main body 1
Is set closer to or away from the product 9 so that the intersection 11 of the convergent light beams 7 and 8 is located near the barcode 10 of the product 9 so that the barcode 10 is scanned by the barcode reading and scanning light 9. The reading scan can be performed at a specified optimum distance.
【００１２】この場合、色フィルタ５，６は、２つの収
束光ビーム７，８の認識を容易ならしめるものであり、
利用の有無は所望に応じ任意に決定できる。In this case, the color filters 5 and 6 facilitate recognition of the two convergent light beams 7 and 8,
The use or non-use can be arbitrarily determined as desired.
【００１３】なお、本実施例では、２つの収束光ビーム
７，８の形は同一のものとしているか、この収束光ビー
ムの径を相異るものとすることも、収束光ビーム７，８
の認識、従って最適距離の設定をより容易とすることは
明らかである。In this embodiment, the two convergent light beams 7 and 8 may have the same shape or different diameters of the convergent light beams.
It is clear that this makes it easier to recognize and thus set the optimal distance.
【００１４】こうして、最適距離を迅速かつ容易に設定
してバーコードを読み取ることができる。In this way, the bar code can be read by setting the optimum distance quickly and easily.
【００１５】[0015]
【発明の効果】以上説明したように本発明は、商品に付
与したバーコードを読み取る光学信号読取装置本体の異
る複数個所に最適読取距離で交差する収束光ビームを出
光投光器を配することにより、容易に最適読取位置を容
易に確認することができる。As described above, the present invention is characterized in that a convergent light beam which intersects at an optimum reading distance is provided at a plurality of different positions of an optical signal reading device main body for reading a bar code given to a product by providing a light emitting projector. The optimum reading position can be easily confirmed.
【００１６】また、投光器の前に、互いに異なった色フ
ィルタを配することにより、投光器から照射された物体
上のスポット光の色別によって、最適読取距離の設定が
さらに容易に確認でき、安定したバーコード読取が可能
となるという効果がある。Further, by disposing different color filters in front of the light projector, the setting of the optimum reading distance can be more easily confirmed by the color of the spot light on the object illuminated from the light projector, and stable. There is an effect that barcode reading becomes possible.
【図１】本発明の一実施例の斜視図である。FIG. 1 is a perspective view of one embodiment of the present invention.
１ 光学記号読取装置本体 ２ バーコード読取走査光 ３ 投光器 ４ 投光器 ５ 色フィルタ ６ 色フィルタ ７ 収束光ビーム ８ 収束光ビーム ９ 商品 １０ バーコード DESCRIPTION OF SYMBOLS 1 Optical symbol reader main body 2 Barcode reading scanning light 3 Floodlight 4 Floodlight 5 Color filter 6 Color filter 7 Convergent light beam 8 Convergent light beam 9 Product 10 Barcode
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.6，ＤＢ名) G06K 7/015 G06K 7/10──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. 6 , DB name) G06K 7/015 G06K 7/10
Claims (3)
み取る光学記号読取装置において、前記バーコード読取
りにおける最適位置で交差する少なくとも２本の収束光
ビームを投光する少なくとも２つの投光器を備えたこと
を特徴とする光学記号読取装置。1. An optical symbol reader for optically reading a barcode given to a product, comprising at least two projectors projecting at least two convergent light beams intersecting at an optimum position in the barcode reading. An optical symbol reader characterized by the above-mentioned.
相異る色の色フィルタを配設したことを特徴とする請求
項１記載の光学記号読取装置。2. The optical symbol reading device according to claim 1, wherein color filters of different colors are provided in the light emitting paths of the at least two light projectors.
を相異る大きさに設定したことを特徴とする請求項１記
載の光学記号読取装置。3. The optical symbol reader according to claim 1, wherein diameters of said at least two convergent light beams are set to different sizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4081308A JP2826410B2 (en) | 1992-04-03 | 1992-04-03 | Optical symbol reader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4081308A JP2826410B2 (en) | 1992-04-03 | 1992-04-03 | Optical symbol reader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05334473A JPH05334473A (en) | 1993-12-17 |
| JP2826410B2 true JP2826410B2 (en) | 1998-11-18 |
Family
ID=13742773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4081308A Expired - Fee Related JP2826410B2 (en) | 1992-04-03 | 1992-04-03 | Optical symbol reader |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2826410B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003141441A (en) * | 2001-11-05 | 2003-05-16 | Denso Corp | Optical information reading device |
| JP5310422B2 (en) * | 2009-09-11 | 2013-10-09 | 株式会社デンソーウェーブ | Optical information reader |
-
1992
- 1992-04-03 JP JP4081308A patent/JP2826410B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05334473A (en) | 1993-12-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19980818 |
|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
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| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
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| LAPS | Cancellation because of no payment of annual fees |