DE19580796D2 - Optical sensor with stray light suppression - Google Patents
Optical sensor with stray light suppressionInfo
- Publication number
- DE19580796D2 DE19580796D2 DE19580796T DE19580796T DE19580796D2 DE 19580796 D2 DE19580796 D2 DE 19580796D2 DE 19580796 T DE19580796 T DE 19580796T DE 19580796 T DE19580796 T DE 19580796T DE 19580796 D2 DE19580796 D2 DE 19580796D2
- Authority
- DE
- Germany
- Prior art keywords
- optical sensor
- stray light
- light suppression
- suppression
- stray
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH226494 | 1994-07-15 | ||
PCT/CH1995/000162 WO1996002858A1 (en) | 1994-07-15 | 1995-07-12 | Optical sensor with suppression of optical interference |
Publications (1)
Publication Number | Publication Date |
---|---|
DE19580796D2 true DE19580796D2 (en) | 1996-09-26 |
Family
ID=4229705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19580796T Expired - Lifetime DE19580796D2 (en) | 1994-07-15 | 1995-07-12 | Optical sensor with stray light suppression |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPH09503068A (en) |
DE (1) | DE19580796D2 (en) |
WO (1) | WO1996002858A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10117838A1 (en) * | 2001-04-02 | 2002-10-17 | Omron Electronics Mfg Of Germa | Interference light suppression method and measuring device |
CH697495B1 (en) | 2005-04-01 | 2008-11-14 | Baumer Electric Ag | Optical sensor and method for suppressing stray light errors. |
DE102011078307A1 (en) * | 2011-06-29 | 2013-01-03 | Ifm Electronic Gmbh | Lighting for a light runtime camera |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE121849T1 (en) * | 1990-02-06 | 1995-05-15 | Katschnig Helmut | METHOD FOR DETERMINING THE PRESENCE OF STEAM AND/OR SMOKE IN THE EXHAUST AIR OF A DEVICE FOR HEATING MATERIALS AND DEVICES FOR PERFORMING SUCH METHOD. |
US5103085A (en) * | 1990-09-05 | 1992-04-07 | Zimmerman Thomas G | Photoelectric proximity detector and switch |
DE4036407C2 (en) * | 1990-11-15 | 1994-06-01 | Telefunken Microelectron | Sensor system |
-
1995
- 1995-07-12 DE DE19580796T patent/DE19580796D2/en not_active Expired - Lifetime
- 1995-07-12 WO PCT/CH1995/000162 patent/WO1996002858A1/en active Application Filing
- 1995-07-12 JP JP8504556A patent/JPH09503068A/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
JPH09503068A (en) | 1997-03-25 |
WO1996002858A1 (en) | 1996-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8127 | New person/name/address of the applicant |
Owner name: HERA ROTTERDAM B.V., ROTTERDAM, NL |
|
8141 | Disposal/no request for examination |