JPH0129565Y2 - - Google Patents
Info
- Publication number
- JPH0129565Y2 JPH0129565Y2 JP17153583U JP17153583U JPH0129565Y2 JP H0129565 Y2 JPH0129565 Y2 JP H0129565Y2 JP 17153583 U JP17153583 U JP 17153583U JP 17153583 U JP17153583 U JP 17153583U JP H0129565 Y2 JPH0129565 Y2 JP H0129565Y2
- Authority
- JP
- Japan
- Prior art keywords
- dust
- lens
- lens barrel
- light
- optical axis
- 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
- 239000000428 dust Substances 0.000 claims description 40
- 230000003287 optical effect Effects 0.000 claims description 22
- 239000011521 glass Substances 0.000 claims description 15
- 101700004678 SLIT3 Proteins 0.000 claims description 8
- 102100027339 Slit homolog 3 protein Human genes 0.000 claims description 8
- 230000031700 light absorption Effects 0.000 claims description 7
- 230000000007 visual effect Effects 0.000 claims 2
- 230000004297 night vision Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17153583U JPS6079146U (ja) | 1983-11-04 | 1983-11-04 | 粉塵目視器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17153583U JPS6079146U (ja) | 1983-11-04 | 1983-11-04 | 粉塵目視器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6079146U JPS6079146U (ja) | 1985-06-01 |
| JPH0129565Y2 true JPH0129565Y2 (en:Method) | 1989-09-08 |
Family
ID=30374165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17153583U Granted JPS6079146U (ja) | 1983-11-04 | 1983-11-04 | 粉塵目視器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6079146U (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5359395B2 (ja) * | 2009-03-10 | 2013-12-04 | パナソニック株式会社 | 空気清浄機 |
-
1983
- 1983-11-04 JP JP17153583U patent/JPS6079146U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6079146U (ja) | 1985-06-01 |
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