JPS59121014A - ビハインド絞りを有するテツサ型レンズ - Google Patents
ビハインド絞りを有するテツサ型レンズInfo
- Publication number
- JPS59121014A JPS59121014A JP22728282A JP22728282A JPS59121014A JP S59121014 A JPS59121014 A JP S59121014A JP 22728282 A JP22728282 A JP 22728282A JP 22728282 A JP22728282 A JP 22728282A JP S59121014 A JPS59121014 A JP S59121014A
- Authority
- JP
- Japan
- Prior art keywords
- lens
- group
- positive
- refractive index
- negative
- 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
Links
- 239000002131 composite material Substances 0.000 claims abstract description 9
- 230000005499 meniscus Effects 0.000 claims abstract description 4
- 235000014676 Phragmites communis Nutrition 0.000 claims 1
- 230000004075 alteration Effects 0.000 description 17
- 230000000694 effects Effects 0.000 description 12
- 230000006866 deterioration Effects 0.000 description 5
- 201000009310 astigmatism Diseases 0.000 description 3
- 206010010071 Coma Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000037303 wrinkles 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 + - +
- G02B9/18—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 + - + only one component having a compound lens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22728282A JPS59121014A (ja) | 1982-12-28 | 1982-12-28 | ビハインド絞りを有するテツサ型レンズ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22728282A JPS59121014A (ja) | 1982-12-28 | 1982-12-28 | ビハインド絞りを有するテツサ型レンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59121014A true JPS59121014A (ja) | 1984-07-12 |
JPH049282B2 JPH049282B2 (en, 2012) | 1992-02-19 |
Family
ID=16858366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP22728282A Granted JPS59121014A (ja) | 1982-12-28 | 1982-12-28 | ビハインド絞りを有するテツサ型レンズ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59121014A (en, 2012) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05241068A (ja) * | 1991-10-12 | 1993-09-21 | Leica Camera Gmbh | トリプレット型写真用対物レンズ |
JPH083950A (ja) * | 1994-06-15 | 1996-01-09 | Yagikuma:Kk | プラスチック中空標示器 |
US7282467B2 (en) | 2000-07-14 | 2007-10-16 | Shell Oil Company | Catalysts support, a supported group VIII metal catalyst and precursor thereof, processes for their preparations, and use of the supported group VIII metal catalyst |
-
1982
- 1982-12-28 JP JP22728282A patent/JPS59121014A/ja active Granted
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05241068A (ja) * | 1991-10-12 | 1993-09-21 | Leica Camera Gmbh | トリプレット型写真用対物レンズ |
US5321555A (en) * | 1991-10-12 | 1994-06-14 | Leica Camera Gmbh | Compact photographic objective of the triplet type having improved chromatic and monochromatic characteristics |
JP2588671B2 (ja) * | 1991-10-12 | 1997-03-05 | ライカ カメラ ゲゼルシャフト ミット ベシュレンクテル ハフツング | トリプレット型写真用対物レンズ |
JPH083950A (ja) * | 1994-06-15 | 1996-01-09 | Yagikuma:Kk | プラスチック中空標示器 |
US7282467B2 (en) | 2000-07-14 | 2007-10-16 | Shell Oil Company | Catalysts support, a supported group VIII metal catalyst and precursor thereof, processes for their preparations, and use of the supported group VIII metal catalyst |
Also Published As
Publication number | Publication date |
---|---|
JPH049282B2 (en, 2012) | 1992-02-19 |
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