JPS576822A - Erecting real image type mirror lens - Google Patents

Erecting real image type mirror lens

Info

Publication number
JPS576822A
JPS576822A JP8109680A JP8109680A JPS576822A JP S576822 A JPS576822 A JP S576822A JP 8109680 A JP8109680 A JP 8109680A JP 8109680 A JP8109680 A JP 8109680A JP S576822 A JPS576822 A JP S576822A
Authority
JP
Japan
Prior art keywords
face
spherical
real image
mirror lens
focus
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
JP8109680A
Other languages
English (en)
Other versions
JPS6350684B2 (ja
Inventor
Nobuo Sakuma
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP8109680A priority Critical patent/JPS576822A/ja
Publication of JPS576822A publication Critical patent/JPS576822A/ja
Publication of JPS6350684B2 publication Critical patent/JPS6350684B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/18—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP8109680A 1980-06-16 1980-06-16 Erecting real image type mirror lens Granted JPS576822A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8109680A JPS576822A (en) 1980-06-16 1980-06-16 Erecting real image type mirror lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8109680A JPS576822A (en) 1980-06-16 1980-06-16 Erecting real image type mirror lens

Publications (2)

Publication Number Publication Date
JPS576822A true JPS576822A (en) 1982-01-13
JPS6350684B2 JPS6350684B2 (ja) 1988-10-11

Family

ID=13736850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8109680A Granted JPS576822A (en) 1980-06-16 1980-06-16 Erecting real image type mirror lens

Country Status (1)

Country Link
JP (1) JPS576822A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58197973A (ja) * 1982-05-13 1983-11-17 Mitsubishi Electric Corp 磁気記録再生装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58197973A (ja) * 1982-05-13 1983-11-17 Mitsubishi Electric Corp 磁気記録再生装置
JPH0560305B2 (ja) * 1982-05-13 1993-09-02 Mitsubishi Electric Corp

Also Published As

Publication number Publication date
JPS6350684B2 (ja) 1988-10-11

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