JPS608049U - LED array light source - Google Patents

LED array light source

Info

Publication number
JPS608049U
JPS608049U JP1983099151U JP9915183U JPS608049U JP S608049 U JPS608049 U JP S608049U JP 1983099151 U JP1983099151 U JP 1983099151U JP 9915183 U JP9915183 U JP 9915183U JP S608049 U JPS608049 U JP S608049U
Authority
JP
Japan
Prior art keywords
light source
led array
array light
electrodes
sides
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.)
Granted
Application number
JP1983099151U
Other languages
Japanese (ja)
Other versions
JPH0318193Y2 (en
Inventor
浜口　巖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP1983099151U priority Critical patent/JPS608049U/en
Publication of JPS608049U publication Critical patent/JPS608049U/en
Application granted granted Critical
Publication of JPH0318193Y2 publication Critical patent/JPH0318193Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Projection-Type Copiers In General (AREA)
  • Dot-Matrix Printers And Others (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はプリンタの概略側面図、第２図はその光書込み
ヘッドの正面図、第３図は側面図、第４図はＬＥＤ構造
を示す断面図、第５図は従来例を示す平面図、第６図は
輝度分布特性図、第７図は平面図、第８図は副走査方向
の断面図、第９図は主走査方向の断面図、第１０図はこ
の考案の第一の実施例を示す平面図、第１１図は副走査
方向の断面図、第１２図は主走査方向の断面図、第１３
　　、図はこの考案の第二の実施例を示す平面図である
。 １Ｂ・・・・・・Ｐ空領域、１９ａ〜１９ｂ・・・・・
・電極、２２・・・・・・コンタクトホール。Fig. 1 is a schematic side view of the printer, Fig. 2 is a front view of its optical writing head, Fig. 3 is a side view, Fig. 4 is a sectional view showing the LED structure, and Fig. 5 is a plan view showing a conventional example. , Fig. 6 is a brightness distribution characteristic diagram, Fig. 7 is a plan view, Fig. 8 is a sectional view in the sub-scanning direction, Fig. 9 is a sectional view in the main scanning direction, and Fig. 10 is the first implementation of this invention. A plan view showing an example, FIG. 11 is a sectional view in the sub-scanning direction, FIG. 12 is a sectional view in the main scanning direction, and FIG. 13 is a sectional view in the main scanning direction.
, is a plan view showing a second embodiment of this invention. 1B...P empty area, 19a-19b...
・Electrode, 22...Contact hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] Ｎ型間接遷移形結晶にＰ空領域を一列に配列したＬＥＤ
アレイ光源において、各々のＰ空領域の副走査方向両側
にのみコンタクトホールを形成して電極を設け、この両
側の電極に通電させたことを特徴とするＬＥＤアレイ光
源。LED with P-empty regions arranged in a row in N-type indirect transition type crystal
An LED array light source characterized in that contact holes are formed and electrodes are provided only on both sides of each P empty region in the sub-scanning direction, and the electrodes on both sides are energized.
JP1983099151U 1983-06-27 1983-06-27 LED array light source Granted JPS608049U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983099151U JPS608049U (en) 1983-06-27 1983-06-27 LED array light source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983099151U JPS608049U (en) 1983-06-27 1983-06-27 LED array light source

Publications (2)

Publication Number Publication Date
JPS608049U true JPS608049U (en) 1985-01-21
JPH0318193Y2 JPH0318193Y2 (en) 1991-04-17

Family

ID=30235097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983099151U Granted JPS608049U (en) 1983-06-27 1983-06-27 LED array light source

Country Status (1)

Country Link
JP (1) JPS608049U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62267169A (en) * 1986-05-16 1987-11-19 Hitachi Ltd light emitting diode array

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5169991A (en) * 1974-12-16 1976-06-17 Hitachi Ltd
JPS57169280A (en) * 1981-04-10 1982-10-18 Nec Corp Compound semiconductor device
JPS5866370A (en) * 1981-10-16 1983-04-20 Oki Electric Ind Co Ltd Light emitting diode array

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5169991A (en) * 1974-12-16 1976-06-17 Hitachi Ltd
JPS57169280A (en) * 1981-04-10 1982-10-18 Nec Corp Compound semiconductor device
JPS5866370A (en) * 1981-10-16 1983-04-20 Oki Electric Ind Co Ltd Light emitting diode array

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62267169A (en) * 1986-05-16 1987-11-19 Hitachi Ltd light emitting diode array

Also Published As

Publication number Publication date
JPH0318193Y2 (en) 1991-04-17

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