JPS5425852A - Automatic focus detector - Google Patents

Automatic focus detector

Info

Publication number
JPS5425852A
JPS5425852A JP9118477A JP9118477A JPS5425852A JP S5425852 A JPS5425852 A JP S5425852A JP 9118477 A JP9118477 A JP 9118477A JP 9118477 A JP9118477 A JP 9118477A JP S5425852 A JPS5425852 A JP S5425852A
Authority
JP
Japan
Prior art keywords
automatic focus
focus detector
conical prism
disposing
readily
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
JP9118477A
Other languages
Japanese (ja)
Inventor
Toshihiro Kondo
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP9118477A priority Critical patent/JPS5425852A/en
Publication of JPS5425852A publication Critical patent/JPS5425852A/en
Pending legal-status Critical Current

Links

Landscapes

  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)

Abstract

PURPOSE: To readily and automatically perform focus detection without using curved face conical prism by disposing a conical prism having a vertical angle of not causing full reflection on the optical axis between a beam splitter and photo detectors.
COPYRIGHT: (C)1979,JPO&Japio
JP9118477A 1977-07-29 1977-07-29 Automatic focus detector Pending JPS5425852A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9118477A JPS5425852A (en) 1977-07-29 1977-07-29 Automatic focus detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9118477A JPS5425852A (en) 1977-07-29 1977-07-29 Automatic focus detector

Publications (1)

Publication Number Publication Date
JPS5425852A true JPS5425852A (en) 1979-02-27

Family

ID=14019353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9118477A Pending JPS5425852A (en) 1977-07-29 1977-07-29 Automatic focus detector

Country Status (1)

Country Link
JP (1) JPS5425852A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09276567A (en) * 1996-04-16 1997-10-28 Kaijirushi Hamono Kaihatsu Center:Kk Safety razor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09276567A (en) * 1996-04-16 1997-10-28 Kaijirushi Hamono Kaihatsu Center:Kk Safety razor

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