JPH0322749Y2 - - Google Patents
Info
- Publication number
- JPH0322749Y2 JPH0322749Y2 JP458782U JP458782U JPH0322749Y2 JP H0322749 Y2 JPH0322749 Y2 JP H0322749Y2 JP 458782 U JP458782 U JP 458782U JP 458782 U JP458782 U JP 458782U JP H0322749 Y2 JPH0322749 Y2 JP H0322749Y2
- Authority
- JP
- Japan
- Prior art keywords
- halogen lamp
- lamp
- ventilation
- outside air
- halogen
- 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
- 229910052736 halogen Inorganic materials 0.000 claims description 32
- 150000002367 halogens Chemical class 0.000 claims description 32
- 238000009423 ventilation Methods 0.000 claims description 20
- 230000003287 optical effect Effects 0.000 claims description 10
- 238000005286 illumination Methods 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 description 6
- 239000010937 tungsten Substances 0.000 description 6
- 239000011521 glass Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- -1 tungsten halide Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP458782U JPS58108455U (ja) | 1982-01-19 | 1982-01-19 | 投影器用照明装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP458782U JPS58108455U (ja) | 1982-01-19 | 1982-01-19 | 投影器用照明装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58108455U JPS58108455U (ja) | 1983-07-23 |
| JPH0322749Y2 true JPH0322749Y2 (en]) | 1991-05-17 |
Family
ID=30017429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP458782U Granted JPS58108455U (ja) | 1982-01-19 | 1982-01-19 | 投影器用照明装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58108455U (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6405157B2 (ja) * | 2013-09-17 | 2018-10-17 | 株式会社アマダマシンツール | 光倣い研削盤 |
-
1982
- 1982-01-19 JP JP458782U patent/JPS58108455U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58108455U (ja) | 1983-07-23 |
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