JPS5754911A - Zoom lens having telecentric relay part - Google Patents

Zoom lens having telecentric relay part

Info

Publication number
JPS5754911A
JPS5754911A JP55130241A JP13024180A JPS5754911A JP S5754911 A JPS5754911 A JP S5754911A JP 55130241 A JP55130241 A JP 55130241A JP 13024180 A JP13024180 A JP 13024180A JP S5754911 A JPS5754911 A JP S5754911A
Authority
JP
Japan
Prior art keywords
lens
positive
zoom lens
relay part
object side
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
JP55130241A
Other languages
English (en)
Inventor
Kazuo Tanaka
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 JP55130241A priority Critical patent/JPS5754911A/ja
Publication of JPS5754911A publication Critical patent/JPS5754911A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/143—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having three groups only
JP55130241A 1980-09-18 1980-09-18 Zoom lens having telecentric relay part Pending JPS5754911A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55130241A JPS5754911A (en) 1980-09-18 1980-09-18 Zoom lens having telecentric relay part

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55130241A JPS5754911A (en) 1980-09-18 1980-09-18 Zoom lens having telecentric relay part

Publications (1)

Publication Number Publication Date
JPS5754911A true JPS5754911A (en) 1982-04-01

Family

ID=15029494

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55130241A Pending JPS5754911A (en) 1980-09-18 1980-09-18 Zoom lens having telecentric relay part

Country Status (1)

Country Link
JP (1) JPS5754911A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58209788A (ja) * 1982-05-31 1983-12-06 ヤマハ株式会社 自動演奏装置
JPS63180926A (ja) * 1987-01-13 1988-07-26 エヌ・ベー・フィリップス・フルーイランペンファブリケン ズームレンズ
JPH01265457A (ja) * 1988-02-26 1989-10-23 Stork Screens Bv 蓄電池半セル内で用いるための電極材料

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5189435A (ja) * 1975-02-03 1976-08-05

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5189435A (ja) * 1975-02-03 1976-08-05

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58209788A (ja) * 1982-05-31 1983-12-06 ヤマハ株式会社 自動演奏装置
JPH0432396B2 (ja) * 1982-05-31 1992-05-29
JPS63180926A (ja) * 1987-01-13 1988-07-26 エヌ・ベー・フィリップス・フルーイランペンファブリケン ズームレンズ
JPH01265457A (ja) * 1988-02-26 1989-10-23 Stork Screens Bv 蓄電池半セル内で用いるための電極材料

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