DE2156063B2 - - Google Patents
Info
- Publication number
- DE2156063B2 DE2156063B2 DE2156063A DE2156063A DE2156063B2 DE 2156063 B2 DE2156063 B2 DE 2156063B2 DE 2156063 A DE2156063 A DE 2156063A DE 2156063 A DE2156063 A DE 2156063A DE 2156063 B2 DE2156063 B2 DE 2156063B2
- Authority
- DE
- Germany
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/538—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke for determining atmospheric attenuation and visibility
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE15470/70A SE358478B (de) | 1970-11-16 | 1970-11-16 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2156063A1 DE2156063A1 (de) | 1972-05-31 |
DE2156063B2 true DE2156063B2 (de) | 1975-04-03 |
DE2156063C3 DE2156063C3 (de) | 1975-11-13 |
Family
ID=20300691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2156063A Expired DE2156063C3 (de) | 1970-11-16 | 1971-11-11 | Anordnung zur Messung der Sichtweite bei wechselnden Wetterverhältnissen |
Country Status (5)
Country | Link |
---|---|
US (1) | US3694936A (de) |
DE (1) | DE2156063C3 (de) |
FR (1) | FR2114462A5 (de) |
GB (1) | GB1361040A (de) |
SE (1) | SE358478B (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4233379C1 (de) * | 1992-10-05 | 1994-03-31 | Leica Ag Heerbrugg | Verfahren und Vorrichtung zur relativen Sichtweitenbestimmung |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2208904C3 (de) * | 1972-02-25 | 1975-11-06 | Fruengel, Frank, Dr.-Ing., 2000 Hamburg | Gerät zur Messung von Sichtwetten |
SE381108B (sv) * | 1974-04-08 | 1975-11-24 | Asea Ab | Anordning for siktmetning |
US3985452A (en) * | 1974-04-30 | 1976-10-12 | Allmanna Svenska Elektriska Aktiebolaget | Arrangement for determining visibility in the glide path of an aircraft |
SE404848B (sv) * | 1976-11-03 | 1978-10-30 | Asea Ab | Anordning for siktmetning |
DE4016973C1 (de) * | 1990-02-24 | 1991-06-13 | Eltro Gmbh, Gesellschaft Fuer Strahlungstechnik, 6900 Heidelberg, De | |
US6085152A (en) * | 1997-09-19 | 2000-07-04 | Cambridge Management Advanced Systems Corporation | Apparatus and method for monitoring and reporting weather conditions |
US6853453B2 (en) * | 1999-03-12 | 2005-02-08 | Regents Of The University Of Minnesota | Video camera-based visibility measurement system |
US7016045B2 (en) * | 1999-03-12 | 2006-03-21 | Regents Of The University Of Minnesota | Video camera-based visibility measurement system |
JP6015296B2 (ja) * | 2012-09-26 | 2016-10-26 | オムロン株式会社 | 画像処理装置、周囲環境推定方法、および周囲環境推定プログラム |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1241639B (de) * | 1964-07-18 | 1967-06-01 | Impulsphysik Gmbh | Verfahren und Vorrichtung zur Bestimmung der Sichtweite auf Landebahnen |
-
1970
- 1970-11-16 SE SE15470/70A patent/SE358478B/xx unknown
-
1971
- 1971-10-21 US US191328A patent/US3694936A/en not_active Expired - Lifetime
- 1971-11-05 FR FR7139734A patent/FR2114462A5/fr not_active Expired
- 1971-11-11 DE DE2156063A patent/DE2156063C3/de not_active Expired
- 1971-11-15 GB GB5285071A patent/GB1361040A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4233379C1 (de) * | 1992-10-05 | 1994-03-31 | Leica Ag Heerbrugg | Verfahren und Vorrichtung zur relativen Sichtweitenbestimmung |
Also Published As
Publication number | Publication date |
---|---|
FR2114462A5 (de) | 1972-06-30 |
DE2156063C3 (de) | 1975-11-13 |
DE2156063A1 (de) | 1972-05-31 |
US3694936A (en) | 1972-10-03 |
GB1361040A (en) | 1974-07-24 |
SE358478B (de) | 1973-07-30 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) | ||
E77 | Valid patent as to the heymanns-index 1977 | ||
8339 | Ceased/non-payment of the annual fee |