JP2000131735A - 実像ファインダー - Google Patents

実像ファインダー

Info

Publication number
JP2000131735A
JP2000131735A JP10318404A JP31840498A JP2000131735A JP 2000131735 A JP2000131735 A JP 2000131735A JP 10318404 A JP10318404 A JP 10318404A JP 31840498 A JP31840498 A JP 31840498A JP 2000131735 A JP2000131735 A JP 2000131735A
Authority
JP
Japan
Prior art keywords
reflecting
real image
light beam
prism body
lens system
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
JP10318404A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000131735A5 (enExample
Inventor
Takashi Koyama
剛史 小山
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 JP10318404A priority Critical patent/JP2000131735A/ja
Priority to US09/419,095 priority patent/US6282381B1/en
Publication of JP2000131735A publication Critical patent/JP2000131735A/ja
Publication of JP2000131735A5 publication Critical patent/JP2000131735A5/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/02—Viewfinders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Viewfinders (AREA)
  • Lenses (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP10318404A 1998-10-21 1998-10-21 実像ファインダー Pending JP2000131735A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP10318404A JP2000131735A (ja) 1998-10-21 1998-10-21 実像ファインダー
US09/419,095 US6282381B1 (en) 1998-10-21 1999-10-15 Real-image finder and optical device having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10318404A JP2000131735A (ja) 1998-10-21 1998-10-21 実像ファインダー

Publications (2)

Publication Number Publication Date
JP2000131735A true JP2000131735A (ja) 2000-05-12
JP2000131735A5 JP2000131735A5 (enExample) 2005-12-02

Family

ID=18098782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10318404A Pending JP2000131735A (ja) 1998-10-21 1998-10-21 実像ファインダー

Country Status (2)

Country Link
US (1) US6282381B1 (enExample)
JP (1) JP2000131735A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6778324B1 (en) * 1999-08-25 2004-08-17 Canon Kabushiki Kaisha Viewfinder optical system and optical apparatus

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19929045C1 (de) * 1999-06-25 2001-03-15 Storz Karl Gmbh & Co Kg Ablenksystem für ein Schrägblickendoskop sowie Schrägblickendoskop mit einem derartigen Ablenksystem
WO2005033376A2 (en) * 2003-10-02 2005-04-14 Ebara Corporation Plating method and apparatus
JP2005156994A (ja) * 2003-11-26 2005-06-16 Olympus Corp 実像式変倍ファインダー及びそれを用いた撮像装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53106119A (en) * 1977-02-28 1978-09-14 Asahi Optical Co Ltd Finder optical system for singleelens reflex camera
US4592636A (en) * 1984-05-07 1986-06-03 Canon Kabushiki Kaisha View finder optical system
US4609272A (en) * 1984-07-02 1986-09-02 Canon Kabushiki Kaisha Finder system of high image magnification
US5253005A (en) 1988-05-18 1993-10-12 Canon Kabushiki Kaisha Small-sized camera
US4949107A (en) 1988-08-31 1990-08-14 Canon Kabushiki Kaisha Camera having telescopic capability
US5392082A (en) 1990-04-14 1995-02-21 Canon Kabushiki Kaisha Photographing apparatus having a trimming photographic mode
TW259846B (enExample) 1992-09-11 1995-10-11 Canon Kk
JP3359161B2 (ja) 1994-09-29 2002-12-24 キヤノン株式会社 多点測距装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6778324B1 (en) * 1999-08-25 2004-08-17 Canon Kabushiki Kaisha Viewfinder optical system and optical apparatus

Also Published As

Publication number Publication date
US6282381B1 (en) 2001-08-28

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