JPS56133709A - Tessar type lens - Google Patents
Tessar type lensInfo
- Publication number
- JPS56133709A JPS56133709A JP3783980A JP3783980A JPS56133709A JP S56133709 A JPS56133709 A JP S56133709A JP 3783980 A JP3783980 A JP 3783980A JP 3783980 A JP3783980 A JP 3783980A JP S56133709 A JPS56133709 A JP S56133709A
- Authority
- JP
- Japan
- Prior art keywords
- lens
- constitution
- meniscus
- combined
- positive lens
- 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
- 230000005499 meniscus Effects 0.000 abstract 4
- 230000004075 alteration Effects 0.000 abstract 3
- 206010010071 Coma Diseases 0.000 abstract 1
- 201000009310 astigmatism Diseases 0.000 abstract 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
- G02B9/20—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 the rear component having the compound
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3783980A JPS56133709A (en) | 1980-03-25 | 1980-03-25 | Tessar type lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3783980A JPS56133709A (en) | 1980-03-25 | 1980-03-25 | Tessar type lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56133709A true JPS56133709A (en) | 1981-10-20 |
| JPS6128967B2 JPS6128967B2 (enExample) | 1986-07-03 |
Family
ID=12508693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3783980A Granted JPS56133709A (en) | 1980-03-25 | 1980-03-25 | Tessar type lens |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56133709A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02208616A (ja) * | 1989-02-08 | 1990-08-20 | Canon Inc | テッサー型撮影レンズ |
-
1980
- 1980-03-25 JP JP3783980A patent/JPS56133709A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02208616A (ja) * | 1989-02-08 | 1990-08-20 | Canon Inc | テッサー型撮影レンズ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6128967B2 (enExample) | 1986-07-03 |
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