JPS6235088B2 - - Google Patents
Info
- Publication number
- JPS6235088B2 JPS6235088B2 JP25206083A JP25206083A JPS6235088B2 JP S6235088 B2 JPS6235088 B2 JP S6235088B2 JP 25206083 A JP25206083 A JP 25206083A JP 25206083 A JP25206083 A JP 25206083A JP S6235088 B2 JPS6235088 B2 JP S6235088B2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- group
- optical path
- prism
- crt
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 15
- 230000004075 alteration Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 201000009310 astigmatism Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010010071 Coma Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25206083A JPS60143312A (ja) | 1983-12-29 | 1983-12-29 | 投影レンズ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25206083A JPS60143312A (ja) | 1983-12-29 | 1983-12-29 | 投影レンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60143312A JPS60143312A (ja) | 1985-07-29 |
JPS6235088B2 true JPS6235088B2 (de) | 1987-07-30 |
Family
ID=17231999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP25206083A Granted JPS60143312A (ja) | 1983-12-29 | 1983-12-29 | 投影レンズ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60143312A (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0727452Y2 (ja) * | 1985-08-06 | 1995-06-21 | パイオニア株式会社 | プロジェクションテレビにおける投射装置 |
JPH0812328B2 (ja) * | 1985-10-21 | 1996-02-07 | キヤノン株式会社 | 投影レンズ |
WO2021256456A1 (ja) * | 2020-06-19 | 2021-12-23 | 日本精機株式会社 | ヘッドアップディスプレイ装置 |
-
1983
- 1983-12-29 JP JP25206083A patent/JPS60143312A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS60143312A (ja) | 1985-07-29 |
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