JPS51144246A - Master lens for built-in multiplying altering optical system - Google Patents

Master lens for built-in multiplying altering optical system

Info

Publication number
JPS51144246A
JPS51144246A JP6795575A JP6795575A JPS51144246A JP S51144246 A JPS51144246 A JP S51144246A JP 6795575 A JP6795575 A JP 6795575A JP 6795575 A JP6795575 A JP 6795575A JP S51144246 A JPS51144246 A JP S51144246A
Authority
JP
Japan
Prior art keywords
multiplying
built
optical system
master lens
altering optical
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
JP6795575A
Other languages
Japanese (ja)
Other versions
JPS5833528B2 (en
Inventor
Eiichi Takano
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 JP6795575A priority Critical patent/JPS5833528B2/en
Priority to US05/692,518 priority patent/US4240697A/en
Publication of JPS51144246A publication Critical patent/JPS51144246A/en
Publication of JPS5833528B2 publication Critical patent/JPS5833528B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)

Abstract

PURPOSE: Altering one part of the lens groups that arrange a lens system to an another lens group varies the focal distance.
COPYRIGHT: (C)1976,JPO&Japio
JP6795575A 1975-06-05 1975-06-05 Master lens for built-in variable magnification optical system Expired JPS5833528B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP6795575A JPS5833528B2 (en) 1975-06-05 1975-06-05 Master lens for built-in variable magnification optical system
US05/692,518 US4240697A (en) 1975-06-05 1976-06-03 Lens system having selectively shiftable focal length

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6795575A JPS5833528B2 (en) 1975-06-05 1975-06-05 Master lens for built-in variable magnification optical system

Publications (2)

Publication Number Publication Date
JPS51144246A true JPS51144246A (en) 1976-12-11
JPS5833528B2 JPS5833528B2 (en) 1983-07-20

Family

ID=13359876

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6795575A Expired JPS5833528B2 (en) 1975-06-05 1975-06-05 Master lens for built-in variable magnification optical system

Country Status (1)

Country Link
JP (1) JPS5833528B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009003292A (en) * 2007-06-22 2009-01-08 Canon Inc Scaling apparatus and optical apparatus

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59107684U (en) * 1983-01-08 1984-07-20 有限会社藤商事 drainage block

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009003292A (en) * 2007-06-22 2009-01-08 Canon Inc Scaling apparatus and optical apparatus

Also Published As

Publication number Publication date
JPS5833528B2 (en) 1983-07-20

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