JPH0241006B2 - - Google Patents
Info
- Publication number
- JPH0241006B2 JPH0241006B2 JP60095170A JP9517085A JPH0241006B2 JP H0241006 B2 JPH0241006 B2 JP H0241006B2 JP 60095170 A JP60095170 A JP 60095170A JP 9517085 A JP9517085 A JP 9517085A JP H0241006 B2 JPH0241006 B2 JP H0241006B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- focal length
- mirror
- correction lens
- correction
- 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.)
- Expired - Lifetime
Links
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000004075 alteration Effects 0.000 description 22
- 230000003287 optical effect Effects 0.000 description 8
- 201000009310 astigmatism Diseases 0.000 description 6
- 206010010071 Coma Diseases 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
Landscapes
- Lenses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9517085A JPS61252519A (ja) | 1985-05-02 | 1985-05-02 | 抛物面鏡の補正レンズ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9517085A JPS61252519A (ja) | 1985-05-02 | 1985-05-02 | 抛物面鏡の補正レンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61252519A JPS61252519A (ja) | 1986-11-10 |
JPH0241006B2 true JPH0241006B2 (de) | 1990-09-14 |
Family
ID=14130285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9517085A Granted JPS61252519A (ja) | 1985-05-02 | 1985-05-02 | 抛物面鏡の補正レンズ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61252519A (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0678708U (ja) * | 1993-04-17 | 1994-11-04 | 剛 重田 | 調理器用飛散防止壁 |
JPH0718116U (ja) * | 1993-06-18 | 1995-03-31 | 岩谷産業株式会社 | テーブル型ガスコンロの後部棚 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5383052A (en) * | 1992-05-27 | 1995-01-17 | Dainippon Screen Mfg. Co., Ltd. | Afocal optical system and multibeam recording apparatus comprising the same |
JP5264395B2 (ja) * | 2008-10-03 | 2013-08-14 | キヤノン株式会社 | 天体望遠鏡 |
JP2011175082A (ja) * | 2010-02-24 | 2011-09-08 | Crystal System:Kk | 望遠鏡 |
CN102253479B (zh) * | 2011-07-29 | 2013-03-20 | 中国科学院光电技术研究所 | 一种主焦式折反光学系统 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50116029A (de) * | 1974-02-26 | 1975-09-11 | ||
JPS51124923A (en) * | 1975-04-24 | 1976-10-30 | Canon Inc | Large diameter ratio reflection objective lens system |
JPS55157710A (en) * | 1979-05-14 | 1980-12-08 | Applied Systems Corp | Zoom optical system |
-
1985
- 1985-05-02 JP JP9517085A patent/JPS61252519A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50116029A (de) * | 1974-02-26 | 1975-09-11 | ||
JPS51124923A (en) * | 1975-04-24 | 1976-10-30 | Canon Inc | Large diameter ratio reflection objective lens system |
JPS55157710A (en) * | 1979-05-14 | 1980-12-08 | Applied Systems Corp | Zoom optical system |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0678708U (ja) * | 1993-04-17 | 1994-11-04 | 剛 重田 | 調理器用飛散防止壁 |
JPH0718116U (ja) * | 1993-06-18 | 1995-03-31 | 岩谷産業株式会社 | テーブル型ガスコンロの後部棚 |
Also Published As
Publication number | Publication date |
---|---|
JPS61252519A (ja) | 1986-11-10 |
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