JPH0122623B2 - - Google Patents

Info

Publication number
JPH0122623B2
JPH0122623B2 JP57056942A JP5694282A JPH0122623B2 JP H0122623 B2 JPH0122623 B2 JP H0122623B2 JP 57056942 A JP57056942 A JP 57056942A JP 5694282 A JP5694282 A JP 5694282A JP H0122623 B2 JPH0122623 B2 JP H0122623B2
Authority
JP
Japan
Prior art keywords
conversion circuit
circuit
battery voltage
brightness
digital data
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
Application number
JP57056942A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58173793A (ja
Inventor
Tatsuya Tamura
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 JPS58173793A (ja) 1983-10-12
JPH0122623B2 true 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)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0650535B2 (ja) * 1985-02-19 1994-06-29 日本電装株式会社 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
JPS58173793A (ja) 1983-10-12

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