IT1144270B - PHOTOMETER - Google Patents
PHOTOMETERInfo
- Publication number
- IT1144270B IT1144270B IT67927/81A IT6792781A IT1144270B IT 1144270 B IT1144270 B IT 1144270B IT 67927/81 A IT67927/81 A IT 67927/81A IT 6792781 A IT6792781 A IT 6792781A IT 1144270 B IT1144270 B IT 1144270B
- Authority
- IT
- Italy
- Prior art keywords
- photometer
- Prior art date
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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Spectroscopy & Molecular Physics (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)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI802220A FI802220A (en) | 1980-07-11 | 1980-07-11 | INTEGRATED PHOTOMETER |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8167927A0 IT8167927A0 (en) | 1981-07-03 |
IT1144270B true IT1144270B (en) | 1986-10-29 |
Family
ID=8513620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT67927/81A IT1144270B (en) | 1980-07-11 | 1981-07-03 | PHOTOMETER |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5749841A (en) |
DE (1) | DE3124312A1 (en) |
FI (1) | FI802220A (en) |
FR (1) | FR2493521B1 (en) |
GB (1) | GB2079934B (en) |
IT (1) | IT1144270B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3615260C2 (en) * | 1986-05-06 | 1994-09-01 | Krieg Gunther | Method and system for the detection of optically absorbing compounds in a medium by optical transmission measurement |
JP3345890B2 (en) * | 1990-08-06 | 2002-11-18 | 株式会社ニコン | System camera and rear conversion lens barrel |
CA2051986C (en) * | 1990-10-04 | 1998-06-30 | Joseph F. Bader | Programmable emergency signalling device and system |
DE69124726T2 (en) * | 1990-10-25 | 1997-07-03 | Mitsubishi Electric Corp | Distance detection device for a motor vehicle |
JP2671615B2 (en) * | 1991-02-18 | 1997-10-29 | 三菱電機株式会社 | Guardrail detector |
DE4326694C2 (en) * | 1993-08-10 | 2003-12-24 | Gunther Krieg | Device for the detection of urine in containers |
JP2008286816A (en) | 2007-05-15 | 2008-11-27 | Olympus Imaging Corp | Focus detection optical system and imaging apparatus using the same |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3563661A (en) * | 1969-08-29 | 1971-02-16 | Battelle Development Corp | Integrating nephelometer |
DE2220231A1 (en) * | 1972-04-25 | 1973-11-08 | Serv Anstalt | PHOTOMETER FOR DIGITAL DISPLAY OF LIGHT ABSORPTION OF A MEASURING SAMPLE IN A CUVETTE |
US3954342A (en) * | 1974-03-28 | 1976-05-04 | Jan Boeke | Optical device for monitoring clarity of a fluid |
-
1980
- 1980-07-11 FI FI802220A patent/FI802220A/en not_active Application Discontinuation
-
1981
- 1981-06-16 GB GB8118525A patent/GB2079934B/en not_active Expired
- 1981-06-20 DE DE19813124312 patent/DE3124312A1/en not_active Withdrawn
- 1981-07-01 FR FR8113204A patent/FR2493521B1/en not_active Expired
- 1981-07-03 IT IT67927/81A patent/IT1144270B/en active
- 1981-07-11 JP JP56108770A patent/JPS5749841A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2493521A1 (en) | 1982-05-07 |
DE3124312A1 (en) | 1982-04-08 |
IT8167927A0 (en) | 1981-07-03 |
GB2079934B (en) | 1984-04-18 |
GB2079934A (en) | 1982-01-27 |
JPS5749841A (en) | 1982-03-24 |
FR2493521B1 (en) | 1985-06-14 |
FI802220A (en) | 1982-01-12 |
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