JPH0422248U - - Google Patents
Info
- Publication number
- JPH0422248U JPH0422248U JP6410090U JP6410090U JPH0422248U JP H0422248 U JPH0422248 U JP H0422248U JP 6410090 U JP6410090 U JP 6410090U JP 6410090 U JP6410090 U JP 6410090U JP H0422248 U JPH0422248 U JP H0422248U
- Authority
- JP
- Japan
- Prior art keywords
- print head
- rod lens
- led print
- lens array
- focusing rod
- 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
- 238000010586 diagram Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
Description
第１図および第２図は本考案に係るＬＥＤプリ
ントヘツドの一実施例を示し、第１図はその結像
状態を示す模式図、第２図は第１図に示すＬＥＤ
プリントヘツドの結像原理を説明する模式図、第
３図は従来形ＬＥＤプリントヘツドの結像状態を
示す模式図、第４図は第３図に示すＬＥＤプリン
トヘツドの結像原理を説明する模式図である。
１……発光ダイオードアレイ、２……集束性ロ
ツドレンズアレイ、３……発光ダイオードアレイ
１の像、Ｌ……集束性ロツドレンズアレイ２と発
光ダイオードアレイ１間の距離。
1 and 2 show an embodiment of the LED print head according to the present invention, FIG. 1 is a schematic diagram showing its image formation state, and FIG. 2 is a schematic diagram of the LED print head shown in FIG.
FIG. 3 is a schematic diagram illustrating the image formation principle of the print head. FIG. 4 is a schematic diagram illustrating the image formation principle of the LED print head shown in FIG. 3. It is a diagram. 1... Light emitting diode array, 2... Focusing rod lens array, 3... Image of light emitting diode array 1, L... Distance between focusing rod lens array 2 and light emitting diode array 1.
Claims (1)
束性ロツドレンズアレイとを有するＬＥＤプリン
トヘツドにおいて、前記発光ダイオードアレイを
、集束性ロツドレンズアレイの焦点位置よりも当
該集束性ロツドレンズアレイに近い位置に配置し
たことを特徴とするＬＥＤプリントヘツド。 In an LED print head having a light emitting diode array, a driver IC, and a focusing rod lens array, the light emitting diode array is positioned closer to the focusing rod lens array than the focal point of the focusing rod lens array. An LED print head characterized by being placed in the LED print head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6410090U JPH0422248U (en) | 1990-06-18 | 1990-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6410090U JPH0422248U (en) | 1990-06-18 | 1990-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0422248U true JPH0422248U (en) | 1992-02-25 |
Family
ID=31594738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6410090U Pending JPH0422248U (en) | 1990-06-18 | 1990-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0422248U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017128045A (en) * | 2016-01-20 | 2017-07-27 | 株式会社沖データ | Exposure device, image formation unit, and image formation apparatus |
-
1990
- 1990-06-18 JP JP6410090U patent/JPH0422248U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017128045A (en) * | 2016-01-20 | 2017-07-27 | 株式会社沖データ | Exposure device, image formation unit, and image formation apparatus |
| CN106990687A (en) * | 2016-01-20 | 2017-07-28 | 日本冲信息株式会社 | Exposure device, image formation unit and image processing system |
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