JPS58173793A - 自動調光装置 - Google Patents

自動調光装置

Info

Publication number
JPS58173793A
JPS58173793A JP57056942A JP5694282A JPS58173793A JP S58173793 A JPS58173793 A JP S58173793A JP 57056942 A JP57056942 A JP 57056942A JP 5694282 A JP5694282 A JP 5694282A JP S58173793 A JPS58173793 A JP S58173793A
Authority
JP
Japan
Prior art keywords
conversion circuit
circuit
data
digital data
brightness
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
JP57056942A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0122623B2 (enrdf_load_stackoverflow
Inventor
田村　達弥
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.)
Seikosha KK
Original Assignee
Seikosha KK
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 Seikosha KK filed Critical Seikosha KK
Priority to JP57056942A priority Critical patent/JPS58173793A/ja
Publication of JPS58173793A publication Critical patent/JPS58173793A/ja
Publication of JPH0122623B2 publication Critical patent/JPH0122623B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Controls And Circuits For Display Device (AREA)
JP57056942A 1982-04-06 1982-04-06 自動調光装置 Granted JPS58173793A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57056942A JPS58173793A (ja) 1982-04-06 1982-04-06 自動調光装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57056942A JPS58173793A (ja) 1982-04-06 1982-04-06 自動調光装置

Publications (2)

Publication Number Publication Date
JPS58173793A true JPS58173793A (ja) 1983-10-12
JPH0122623B2 JPH0122623B2 (enrdf_load_stackoverflow) 1989-04-27

Family

ID=13041591

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57056942A Granted JPS58173793A (ja) 1982-04-06 1982-04-06 自動調光装置

Country Status (1)

Country Link
JP (1) JPS58173793A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61190673A (ja) * 1985-02-19 1986-08-25 Nippon Denso Co Ltd 光学的情報読取装置
JPS636489U (enrdf_load_stackoverflow) * 1986-06-30 1988-01-16

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61190673A (ja) * 1985-02-19 1986-08-25 Nippon Denso Co Ltd 光学的情報読取装置
JPS636489U (enrdf_load_stackoverflow) * 1986-06-30 1988-01-16

Also Published As

Publication number Publication date
JPH0122623B2 (enrdf_load_stackoverflow) 1989-04-27

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