JPS52128152A - Highly variable multiplying zoom lens - Google Patents

Highly variable multiplying zoom lens

Info

Publication number
JPS52128152A
JPS52128152A JP4521276A JP4521276A JPS52128152A JP S52128152 A JPS52128152 A JP S52128152A JP 4521276 A JP4521276 A JP 4521276A JP 4521276 A JP4521276 A JP 4521276A JP S52128152 A JPS52128152 A JP S52128152A
Authority
JP
Japan
Prior art keywords
zoom lens
highly variable
variable multiplying
multiplying
elevate
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
JP4521276A
Other languages
Japanese (ja)
Other versions
JPS5832686B2 (en
Inventor
Masaki Matsubara
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.)
Olympus Corp
Original Assignee
Olympus Optical 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP51045212A priority Critical patent/JPS5832686B2/en
Priority to US05/788,961 priority patent/US4113356A/en
Priority to DE2717565A priority patent/DE2717565C2/en
Publication of JPS52128152A publication Critical patent/JPS52128152A/en
Publication of JPS5832686B2 publication Critical patent/JPS5832686B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)

Abstract

PURPOSE: To elevate the variable multiplication ratio, by means of constituting a focussing lens system which consists of three pieces of positive lenses and one negative lens together with satisfying given conditions thereby making it compact.
COPYRIGHT: (C)1977,JPO&Japio
JP51045212A 1976-04-20 1976-04-20 High variable power zoom lens Expired JPS5832686B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP51045212A JPS5832686B2 (en) 1976-04-20 1976-04-20 High variable power zoom lens
US05/788,961 US4113356A (en) 1976-04-20 1977-04-19 Zoom lens system with high zooming ratio
DE2717565A DE2717565C2 (en) 1976-04-20 1977-04-20 Varifocal lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51045212A JPS5832686B2 (en) 1976-04-20 1976-04-20 High variable power zoom lens

Publications (2)

Publication Number Publication Date
JPS52128152A true JPS52128152A (en) 1977-10-27
JPS5832686B2 JPS5832686B2 (en) 1983-07-14

Family

ID=12712952

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51045212A Expired JPS5832686B2 (en) 1976-04-20 1976-04-20 High variable power zoom lens

Country Status (1)

Country Link
JP (1) JPS5832686B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5595921A (en) * 1979-01-12 1980-07-21 Zeiss Stiftung Photograph lens with continuously variable focal distance
JPS55111915A (en) * 1979-02-22 1980-08-29 Canon Inc Zoom lens
JPS57135912A (en) * 1981-02-16 1982-08-21 Asahi Optical Co Ltd Zoom lens
JPS62172312A (en) * 1986-01-24 1987-07-29 Matsushita Electric Ind Co Ltd Automatic focus adjusting device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3707324A (en) * 1970-07-01 1972-12-26 Schneider Co Optische Werke High-speed varifocal objective system with five-lens basic objective
JPS5040144A (en) * 1973-08-17 1975-04-12

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3707324A (en) * 1970-07-01 1972-12-26 Schneider Co Optische Werke High-speed varifocal objective system with five-lens basic objective
JPS5040144A (en) * 1973-08-17 1975-04-12

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5595921A (en) * 1979-01-12 1980-07-21 Zeiss Stiftung Photograph lens with continuously variable focal distance
JPS55111915A (en) * 1979-02-22 1980-08-29 Canon Inc Zoom lens
JPS6144289B2 (en) * 1979-02-22 1986-10-02 Canon Kk
JPS57135912A (en) * 1981-02-16 1982-08-21 Asahi Optical Co Ltd Zoom lens
JPS6229768B2 (en) * 1981-02-16 1987-06-29 Asahi Optical Co Ltd
JPS62172312A (en) * 1986-01-24 1987-07-29 Matsushita Electric Ind Co Ltd Automatic focus adjusting device

Also Published As

Publication number Publication date
JPS5832686B2 (en) 1983-07-14

Similar Documents

Publication Publication Date Title
JPS53113527A (en) Camera for definite multiplication image in the variable multiplicaton lens system
JPS5426721A (en) Trimming information recording camera
JPS52137331A (en) Optical system of variable magnification finder
JPS5247725A (en) Reduced lens with a super high resolving power
JPS5256947A (en) Zoom lens with its close range being short
JPS5237445A (en) Lens system rendering variable characteristics of an image plane
JPS52147430A (en) Focus detection device
JPS5378838A (en) Wide-angle lens of symmetrical type
JPS52105816A (en) Photographic lens of compact type having long back focus and large ape rture
JPS52128152A (en) Highly variable multiplying zoom lens
JPS53122423A (en) Compact photographic lens of large aperture
JPS5417042A (en) Wide-angle zoom lens
JPS5397451A (en) Zoom lens system
JPS5262433A (en) Reshaping zoom lens telephoto
JPS5390928A (en) Telephoto lens
JPS52128154A (en) Microscopic objective lens
JPS52117127A (en) Iris diaphragm
JPS5694318A (en) Lens system provided with rear converter lens
JPS5219524A (en) Telephoto lens
JPS5286329A (en) Photographic lens of gaussian type
JPS52114322A (en) Photographic lens
JPS5440662A (en) Range finder
JPS53129630A (en) Wide angle photographic lens
JPS52147429A (en) Photographic lens of reverse telephoto type
JPS52127327A (en) Foucsing lens system