JPS53135657A - Eye lens in eyepiece system - Google Patents

Eye lens in eyepiece system

Info

Publication number
JPS53135657A
JPS53135657A JP5033577A JP5033577A JPS53135657A JP S53135657 A JPS53135657 A JP S53135657A JP 5033577 A JP5033577 A JP 5033577A JP 5033577 A JP5033577 A JP 5033577A JP S53135657 A JPS53135657 A JP S53135657A
Authority
JP
Grant status
Application
Patent type
Prior art keywords
eye lens
eyepiece system
lens
kellner
aberration
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
JP5033577A
Other versions
JPS6113567B2 (en )
Inventor
Kunihiko Furunoma
Original Assignee
Minolta Camera 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

Links

Abstract

PURPOSE: To make cost lower as compared to eye lens of ordinary Kellner type eyepiece system and eliminate problems in terms of aberration by forming the eye lens with positive and negative plastic lenses which are spaced by way of a narrow air spacing and letting the specifications of the lens satisfy special conditions.
COPYRIGHT: (C)1978,JPO&Japio
JP5033577A 1977-04-30 1977-04-30 Expired JPS6113567B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5033577A JPS6113567B2 (en) 1977-04-30 1977-04-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5033577A JPS6113567B2 (en) 1977-04-30 1977-04-30

Publications (2)

Publication Number Publication Date
JPS53135657A true true JPS53135657A (en) 1978-11-27
JPS6113567B2 JPS6113567B2 (en) 1986-04-14

Family

ID=12856036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5033577A Expired JPS6113567B2 (en) 1977-04-30 1977-04-30

Country Status (1)

Country Link
JP (1) JPS6113567B2 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4593984A (en) * 1984-03-12 1986-06-10 Minolta Camera Kabushiki Kaisha Viewfinder lens system
JPS62255914A (en) * 1986-04-30 1987-11-07 Olympus Optical Co Ltd Eyepiece lens
JPH0453886U (en) * 1990-09-13 1992-05-08
US5136427A (en) * 1989-01-09 1992-08-04 Asahi Kogaku K.K. Optical system for use with a viewfinder
US6191403B1 (en) 1996-05-31 2001-02-20 Matsushita Electric Industrial Co., Ltd. High frequency heating cooking apparatus and manufacturing method thereof
US6958863B2 (en) 2001-01-30 2005-10-25 Olympus Corporation Image pickup system

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4593984A (en) * 1984-03-12 1986-06-10 Minolta Camera Kabushiki Kaisha Viewfinder lens system
JPS62255914A (en) * 1986-04-30 1987-11-07 Olympus Optical Co Ltd Eyepiece lens
US5136427A (en) * 1989-01-09 1992-08-04 Asahi Kogaku K.K. Optical system for use with a viewfinder
JPH0453886U (en) * 1990-09-13 1992-05-08
US6191403B1 (en) 1996-05-31 2001-02-20 Matsushita Electric Industrial Co., Ltd. High frequency heating cooking apparatus and manufacturing method thereof
US6958863B2 (en) 2001-01-30 2005-10-25 Olympus Corporation Image pickup system
USRE40563E1 (en) 2001-01-30 2008-11-04 Olympus Corporation Image pickup system
US7529031B2 (en) 2001-01-30 2009-05-05 Olympus Corporation Image pickup system
US7593162B2 (en) 2001-01-30 2009-09-22 Olympus Corporation Image pickup system
US7599121B2 (en) 2001-01-30 2009-10-06 Olympus Corporation Image pickup system
US7605982B2 (en) 2001-01-30 2009-10-20 Olympus Corporation Image pickup system

Also Published As

Publication number Publication date Type
JP1347197C (en) grant
JPS6113567B2 (en) 1986-04-14 grant

Similar Documents

Publication Publication Date Title
JPH04343313A (en) Zoom lens
JPS5232342A (en) Variable magnification optical unit
JPS51144653A (en) Zoom lens system
GB2058391B (en) Ophthalmic lens having a progressively variable focal power
JPS5229238A (en) Inside-view mirror objective optical system
JPS61162021A (en) Asspherical objective lens of endoscope
JPS51127725A (en) Lens mounting housing
JPS5426754A (en) Zoom lens having small distorted aberration
JPS5487540A (en) Information processing terminal device
JPS52117126A (en) Telephoto lens system
JPS5363014A (en) Inverse galiled finder of variable magnification type
JPS5226236A (en) Zoom lens system
JPS5528038A (en) Lens system for close distance photographing
JPS5224542A (en) Optical system for shaping a beam
JPS51137413A (en) Ophthalmofundoscopic camera having fixed viewing lamp
JPS6150110A (en) Photographic lens having aspherical surface
JPS62178917A (en) Zoom lens
JPS5767909A (en) Variable magnification optical system
JPS5399827A (en) Optical character feader
JPH03282408A (en) Zoom lens
JPS61188512A (en) Photographing lens of long back focus
JPH01116616A (en) Variable magnification finder
JPS6398616A (en) Bifocal objective
JPS51135529A (en) Ophthalmofundus photographing device with an anterior eye illumination system
JPS5764207A (en) Endoscope objective lens