SE358478B - - Google Patents
Info
- Publication number
- SE358478B SE358478B SE15470/70A SE1547070A SE358478B SE 358478 B SE358478 B SE 358478B SE 15470/70 A SE15470/70 A SE 15470/70A SE 1547070 A SE1547070 A SE 1547070A SE 358478 B SE358478 B SE 358478B
- Authority
- SE
- Sweden
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)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE15470/70A SE358478B (de) | 1970-11-16 | 1970-11-16 | |
US191328A US3694936A (en) | 1970-11-16 | 1971-10-21 | Apparatus for determining visibility including a pulsed light source, a plurality of spaced reflectors, and a detector |
FR7139734A FR2114462A5 (de) | 1970-11-16 | 1971-11-05 | |
DE2156063A DE2156063C3 (de) | 1970-11-16 | 1971-11-11 | Anordnung zur Messung der Sichtweite bei wechselnden Wetterverhältnissen |
GB5285071A GB1361040A (en) | 1970-11-16 | 1971-11-15 | Apparatus for determining visibility in varying weather conditions |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE15470/70A SE358478B (de) | 1970-11-16 | 1970-11-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE358478B true SE358478B (de) | 1973-07-30 |
Family
ID=20300691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE15470/70A SE358478B (de) | 1970-11-16 | 1970-11-16 |
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) |
Families Citing this family (10)
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 | |
DE4233379C1 (de) * | 1992-10-05 | 1994-03-31 | Leica Ag Heerbrugg | Verfahren und Vorrichtung zur relativen Sichtweitenbestimmung |
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
Also Published As
Publication number | Publication date |
---|---|
DE2156063C3 (de) | 1975-11-13 |
FR2114462A5 (de) | 1972-06-30 |
DE2156063A1 (de) | 1972-05-31 |
US3694936A (en) | 1972-10-03 |
DE2156063B2 (de) | 1975-04-03 |
GB1361040A (en) | 1974-07-24 |