JPH0541492Y2 - - Google Patents
Info
- Publication number
- JPH0541492Y2 JPH0541492Y2 JP1985120376U JP12037685U JPH0541492Y2 JP H0541492 Y2 JPH0541492 Y2 JP H0541492Y2 JP 1985120376 U JP1985120376 U JP 1985120376U JP 12037685 U JP12037685 U JP 12037685U JP H0541492 Y2 JPH0541492 Y2 JP H0541492Y2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- frame
- projection
- projection tube
- small protrusions
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 description 12
- 239000007924 injection Substances 0.000 description 12
- 239000000110 cooling liquid Substances 0.000 description 9
- 239000002826 coolant Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000012856 packing Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003708 ampul Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Landscapes
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Lens Barrels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985120376U JPH0541492Y2 (ko) | 1985-08-06 | 1985-08-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985120376U JPH0541492Y2 (ko) | 1985-08-06 | 1985-08-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6228351U JPS6228351U (ko) | 1987-02-20 |
| JPH0541492Y2 true JPH0541492Y2 (ko) | 1993-10-20 |
Family
ID=31008635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985120376U Expired - Lifetime JPH0541492Y2 (ko) | 1985-08-06 | 1985-08-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0541492Y2 (ko) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57138603A (en) * | 1981-02-19 | 1982-08-27 | Olympus Optical Co Ltd | Plastic lens which self-absorbs deformation |
| JPS5928107A (ja) * | 1982-08-06 | 1984-02-14 | Olympus Optical Co Ltd | レンズ保持装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59195660U (ja) * | 1983-06-14 | 1984-12-26 | 三菱電機株式会社 | 陰極線管装置 |
-
1985
- 1985-08-06 JP JP1985120376U patent/JPH0541492Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57138603A (en) * | 1981-02-19 | 1982-08-27 | Olympus Optical Co Ltd | Plastic lens which self-absorbs deformation |
| JPS5928107A (ja) * | 1982-08-06 | 1984-02-14 | Olympus Optical Co Ltd | レンズ保持装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6228351U (ko) | 1987-02-20 |
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