JPS5398730A - Input unit - Google Patents

Input unit

Info

Publication number
JPS5398730A
JPS5398730A JP1338977A JP1338977A JPS5398730A JP S5398730 A JPS5398730 A JP S5398730A JP 1338977 A JP1338977 A JP 1338977A JP 1338977 A JP1338977 A JP 1338977A JP S5398730 A JPS5398730 A JP S5398730A
Authority
JP
Japan
Prior art keywords
input unit
light source
light
provision
decreasing
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
Application number
JP1338977A
Other languages
Japanese (ja)
Inventor
Hiroshi Owada
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP1338977A priority Critical patent/JPS5398730A/en
Publication of JPS5398730A publication Critical patent/JPS5398730A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To improve the failure of light source and the power consumption of light source by decreasing the number of the light source through the provision of the means distributing the light of the light source.
COPYRIGHT: (C)1978,JPO&Japio
JP1338977A 1977-02-09 1977-02-09 Input unit Pending JPS5398730A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1338977A JPS5398730A (en) 1977-02-09 1977-02-09 Input unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1338977A JPS5398730A (en) 1977-02-09 1977-02-09 Input unit

Publications (1)

Publication Number Publication Date
JPS5398730A true JPS5398730A (en) 1978-08-29

Family

ID=11831738

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1338977A Pending JPS5398730A (en) 1977-02-09 1977-02-09 Input unit

Country Status (1)

Country Link
JP (1) JPS5398730A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6251439U (en) * 1985-09-14 1987-03-31
JPS6262351U (en) * 1985-10-07 1987-04-17
JPH0580935A (en) * 1991-03-25 1993-04-02 Minato Electron Kk Optical touch panel with optical distributor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6251439U (en) * 1985-09-14 1987-03-31
JPS6262351U (en) * 1985-10-07 1987-04-17
JPH0580935A (en) * 1991-03-25 1993-04-02 Minato Electron Kk Optical touch panel with optical distributor

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