JPS6064317A - ビハインド絞りを持つ写真レンズ - Google Patents

ビハインド絞りを持つ写真レンズ

Info

Publication number: JPS6064317A
Authority: JP; Japan
Prior art keywords: lens; focal length; object side; aperture; behind
Prior art date: 1983-09-20
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

JP17211583A

Other languages

English (en)

Japanese (ja)

Other versions

JPH0410044B2 (th

Inventor

Toshiko Shimokura

下倉　敏子

Ryoko Watabe

渡部　良子

Hisao Fujita

藤田　久雄

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.)

Konica Minolta Inc

Original Assignee

Konica Minolta 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.)

1983-09-20

Filing date

1983-09-20

Publication date

1985-04-12

1983-09-20 Application filed by Konica Minolta Inc filed Critical Konica Minolta Inc

1983-09-20 Priority to JP17211583A priority Critical patent/JPS6064317A/ja

1985-04-12 Publication of JPS6064317A publication Critical patent/JPS6064317A/ja

1992-02-24 Publication of JPH0410044B2 publication Critical patent/JPH0410044B2/ja

Status Granted legal-status Critical Current

Links

230000005499 meniscus Effects 0.000 claims abstract description 3
230000004075 alteration Effects 0.000 abstract description 18
230000003287 optical effect Effects 0.000 abstract description 3
230000003247 decreasing effect Effects 0.000 abstract 1
230000000694 effects Effects 0.000 description 4
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
238000010586 diagram Methods 0.000 description 2
206010010071 Coma Diseases 0.000 description 1
238000000149 argon plasma sintering Methods 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
239000000463 material Substances 0.000 description 1
230000008092 positive effect Effects 0.000 description 1

Classifications

- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only
- G02B9/14—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only arranged + - +
- G02B9/16—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only arranged + - + all the components being simple

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Lenses (AREA)

JP17211583A 1983-09-20 1983-09-20 ビハインド絞りを持つ写真レンズ Granted JPS6064317A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP17211583A JPS6064317A (ja)	1983-09-20	1983-09-20	ビハインド絞りを持つ写真レンズ

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP17211583A JPS6064317A (ja)	1983-09-20	1983-09-20	ビハインド絞りを持つ写真レンズ

Publications (2)

Publication Number	Publication Date
JPS6064317A true JPS6064317A (ja)	1985-04-12
JPH0410044B2 JPH0410044B2 (th)	1992-02-24

Family

ID=15935829

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP17211583A Granted JPS6064317A (ja)	1983-09-20	1983-09-20	ビハインド絞りを持つ写真レンズ

Country Status (1)

Country	Link
JP (1)	JPS6064317A (th)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS63247712A (ja) *	1987-04-03	1988-10-14	Konica Corp	補助レンズ系
US4787724A (en) *	1986-02-07	1988-11-29	Minolta Camera Kabushiki Kaisha	Triplet type objective with a diaphragm arranged behind the lens system

1983
- 1983-09-20 JP JP17211583A patent/JPS6064317A/ja active Granted

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4787724A (en) *	1986-02-07	1988-11-29	Minolta Camera Kabushiki Kaisha	Triplet type objective with a diaphragm arranged behind the lens system
JPS63247712A (ja) *	1987-04-03	1988-10-14	Konica Corp	補助レンズ系

Also Published As

Publication number	Publication date
JPH0410044B2 (th)	1992-02-24

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