JPS61155938A - 現像剤濃度検出装置 - Google Patents

現像剤濃度検出装置

Info

Publication number
JPS61155938A
JPS61155938A JP27697084A JP27697084A JPS61155938A JP S61155938 A JPS61155938 A JP S61155938A JP 27697084 A JP27697084 A JP 27697084A JP 27697084 A JP27697084 A JP 27697084A JP S61155938 A JPS61155938 A JP S61155938A
Authority
JP
Japan
Prior art keywords
light
developer
detection
developing device
reflected
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
JP27697084A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0436334B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Koji Amamiya
幸司 雨宮
Takao Aoki
青木　隆男
Yutaka Ishikawa
豊 石川
Keisaku Shioda
潮田　景作
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 JP27697084A priority Critical patent/JPS61155938A/ja
Publication of JPS61155938A publication Critical patent/JPS61155938A/ja
Publication of JPH0436334B2 publication Critical patent/JPH0436334B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • G03G15/0855—Detection or control means for the developer concentration the concentration being measured by optical means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Dry Development In Electrophotography (AREA)
JP27697084A 1984-12-28 1984-12-28 現像剤濃度検出装置 Granted JPS61155938A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27697084A JPS61155938A (ja) 1984-12-28 1984-12-28 現像剤濃度検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27697084A JPS61155938A (ja) 1984-12-28 1984-12-28 現像剤濃度検出装置

Publications (2)

Publication Number Publication Date
JPS61155938A true JPS61155938A (ja) 1986-07-15
JPH0436334B2 JPH0436334B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-06-15

Family

ID=17576947

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27697084A Granted JPS61155938A (ja) 1984-12-28 1984-12-28 現像剤濃度検出装置

Country Status (1)

Country Link
JP (1) JPS61155938A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63177174A (ja) * 1987-01-19 1988-07-21 Canon Inc 画像形成装置
JPS63177175A (ja) * 1987-01-19 1988-07-21 Canon Inc 画像形成装置
JPH05322758A (ja) * 1992-05-15 1993-12-07 Sharp Corp 画像処理装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63177174A (ja) * 1987-01-19 1988-07-21 Canon Inc 画像形成装置
JPS63177175A (ja) * 1987-01-19 1988-07-21 Canon Inc 画像形成装置
JPH05322758A (ja) * 1992-05-15 1993-12-07 Sharp Corp 画像処理装置

Also Published As

Publication number Publication date
JPH0436334B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-06-15

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term