JPS5677827A - Focal plate - Google Patents

Focal plate

Info

Publication number
JPS5677827A
JPS5677827A JP15472879A JP15472879A JPS5677827A JP S5677827 A JPS5677827 A JP S5677827A JP 15472879 A JP15472879 A JP 15472879A JP 15472879 A JP15472879 A JP 15472879A JP S5677827 A JPS5677827 A JP S5677827A
Authority
JP
Japan
Prior art keywords
image
focal plate
plate
areas
focal
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
JP15472879A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0139089B2 (enrdf_load_stackoverflow
Inventor
Susumu Matsumura
Takashi Suzuki
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 JP15472879A priority Critical patent/JPS5677827A/ja
Priority to US06/209,491 priority patent/US4336989A/en
Priority to DE3044934A priority patent/DE3044934C2/de
Publication of JPS5677827A publication Critical patent/JPS5677827A/ja
Publication of JPH0139089B2 publication Critical patent/JPH0139089B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Viewfinders (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP15472879A 1979-11-29 1979-11-29 Focal plate Granted JPS5677827A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP15472879A JPS5677827A (en) 1979-11-29 1979-11-29 Focal plate
US06/209,491 US4336989A (en) 1979-11-29 1980-11-24 Focusing screen
DE3044934A DE3044934C2 (de) 1979-11-29 1980-11-28 Einstellscheibe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15472879A JPS5677827A (en) 1979-11-29 1979-11-29 Focal plate

Publications (2)

Publication Number Publication Date
JPS5677827A true JPS5677827A (en) 1981-06-26
JPH0139089B2 JPH0139089B2 (enrdf_load_stackoverflow) 1989-08-18

Family

ID=15590644

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15472879A Granted JPS5677827A (en) 1979-11-29 1979-11-29 Focal plate

Country Status (1)

Country Link
JP (1) JPS5677827A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0750207A3 (en) * 1995-06-19 1998-02-25 Eastman Kodak Company Color separating diffractive optical array and image sensor
JP2002311222A (ja) * 2001-04-19 2002-10-23 Toppan Printing Co Ltd 回折格子パターンとその観察方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0750207A3 (en) * 1995-06-19 1998-02-25 Eastman Kodak Company Color separating diffractive optical array and image sensor
JP2002311222A (ja) * 2001-04-19 2002-10-23 Toppan Printing Co Ltd 回折格子パターンとその観察方法

Also Published As

Publication number Publication date
JPH0139089B2 (enrdf_load_stackoverflow) 1989-08-18

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