JPS61292113A - 結像補正装置 - Google Patents
結像補正装置Info
- Publication number
- JPS61292113A JPS61292113A JP13461685A JP13461685A JPS61292113A JP S61292113 A JPS61292113 A JP S61292113A JP 13461685 A JP13461685 A JP 13461685A JP 13461685 A JP13461685 A JP 13461685A JP S61292113 A JPS61292113 A JP S61292113A
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- lens
- projection lens
- sensitive member
- projection
- 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
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 238000003384 imaging method Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 abstract description 5
- 230000007423 decrease Effects 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003702 image correction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
Landscapes
- Focusing (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
- Automatic Focus Adjustment (AREA)
- Transforming Electric Information Into Light Information (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13461685A JPS61292113A (ja) | 1985-06-20 | 1985-06-20 | 結像補正装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13461685A JPS61292113A (ja) | 1985-06-20 | 1985-06-20 | 結像補正装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61292113A true JPS61292113A (ja) | 1986-12-22 |
| JPH0528807B2 JPH0528807B2 (enrdf_load_stackoverflow) | 1993-04-27 |
Family
ID=15132553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13461685A Granted JPS61292113A (ja) | 1985-06-20 | 1985-06-20 | 結像補正装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61292113A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6104554A (en) * | 1999-05-06 | 2000-08-15 | U.S. Precision Lens | Projection television lens assembly |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5781219A (en) * | 1980-11-07 | 1982-05-21 | Mitsubishi Electric Corp | Focus adjusting mechanism of camera |
-
1985
- 1985-06-20 JP JP13461685A patent/JPS61292113A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5781219A (en) * | 1980-11-07 | 1982-05-21 | Mitsubishi Electric Corp | Focus adjusting mechanism of camera |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6104554A (en) * | 1999-05-06 | 2000-08-15 | U.S. Precision Lens | Projection television lens assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0528807B2 (enrdf_load_stackoverflow) | 1993-04-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1162481A2 (en) | Image pickup lens system | |
| WO2004029693A1 (ja) | 画像表示装置及び投影光学系 | |
| US5600496A (en) | Device for controlling a zoom lens | |
| US10031314B2 (en) | Prism-based focal plane adjustment for thermal compensation in a lens assembly | |
| US5073017A (en) | Image deflecting device | |
| US6297915B1 (en) | Image pickup lens | |
| US4820028A (en) | Zoom lens with a variable refractive index element | |
| JP2019179179A (ja) | レンズユニット | |
| TWI801857B (zh) | 成像鏡頭、取像裝置及電子裝置 | |
| JPS61292113A (ja) | 結像補正装置 | |
| US20060245089A1 (en) | Optical module | |
| JPH0528806B2 (enrdf_load_stackoverflow) | ||
| US5734511A (en) | Wide angle objective system | |
| CN112764298A (zh) | 一种投影镜头系统 | |
| US5572369A (en) | Triplet-type lens for use in a compact photographic camera | |
| JPS6160406B2 (enrdf_load_stackoverflow) | ||
| JPS57208516A (en) | Plastic lens whose lens interval varies with temperature and lens holder | |
| US5136428A (en) | Flat-plate optical device having a gradient index of refraction for correcting spatial distortions | |
| CN208752285U (zh) | 防止异常温度造成定焦镜头温漂的结构 | |
| JP2021092742A (ja) | レンズ保持機構 | |
| US4062621A (en) | Large aperture extended range zoom lens | |
| CN109709655A (zh) | 透镜装置和包括该透镜装置的摄像装置 | |
| JPS5925209B2 (ja) | フランジバツク変換アダプタ− | |
| JPS61226718A (ja) | 光学読取装置 | |
| CN222439757U (zh) | 投影镜头及投影光机系统 |