JPH0319121Y2 - - Google Patents
Info
- Publication number
- JPH0319121Y2 JPH0319121Y2 JP11552688U JP11552688U JPH0319121Y2 JP H0319121 Y2 JPH0319121 Y2 JP H0319121Y2 JP 11552688 U JP11552688 U JP 11552688U JP 11552688 U JP11552688 U JP 11552688U JP H0319121 Y2 JPH0319121 Y2 JP H0319121Y2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- filament
- paraboloids
- diffusion
- light bulb
- 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
- 238000009792 diffusion process Methods 0.000 claims description 18
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11552688U JPH0319121Y2 (pm) | 1988-09-01 | 1988-09-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11552688U JPH0319121Y2 (pm) | 1988-09-01 | 1988-09-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0237405U JPH0237405U (pm) | 1990-03-12 |
| JPH0319121Y2 true JPH0319121Y2 (pm) | 1991-04-23 |
Family
ID=31357267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11552688U Expired JPH0319121Y2 (pm) | 1988-09-01 | 1988-09-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0319121Y2 (pm) |
-
1988
- 1988-09-01 JP JP11552688U patent/JPH0319121Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0237405U (pm) | 1990-03-12 |
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