NO131850C - - Google Patents
Info
- Publication number
- NO131850C NO131850C NO376672A NO376672A NO131850C NO 131850 C NO131850 C NO 131850C NO 376672 A NO376672 A NO 376672A NO 376672 A NO376672 A NO 376672A NO 131850 C NO131850 C NO 131850C
- Authority
- NO
- Norway
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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/8901—Optical details; Scanning details
Landscapes
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4988571A GB1407409A (en) | 1971-10-27 | 1971-10-27 | Detection of blemishes in a surface |
Publications (2)
Publication Number | Publication Date |
---|---|
NO131850B NO131850B (en) | 1975-05-05 |
NO131850C true NO131850C (en) | 1975-08-13 |
Family
ID=10453892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO376672A NO131850C (en) | 1971-10-27 | 1972-10-19 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS4852284A (en) |
DE (1) | DE2251915A1 (en) |
FR (1) | FR2159021A6 (en) |
GB (1) | GB1407409A (en) |
NL (1) | NL7214522A (en) |
NO (1) | NO131850C (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE7502440L (en) * | 1974-03-09 | 1975-09-10 | Feldmuehle Anlagen Prod | |
DE2816986C3 (en) * | 1978-04-19 | 1986-03-27 | Agfa-Gevaert Ag, 5090 Leverkusen | Arrangement for searching for errors on moving tapes |
GB2307550A (en) * | 1995-11-23 | 1997-05-28 | British Aerospace | Illumination of a test sample by scanning a line of coherent radiation |
GB2429764A (en) * | 2005-08-30 | 2007-03-07 | Imp College Innovations Ltd | A scanning device using a first optical system with a first focal length and a second optical system with a second focal length |
NO336577B1 (en) * | 2009-07-08 | 2015-09-28 | Sapa As | Procedures and apparatus for surface inspection |
-
1971
- 1971-10-27 GB GB4988571A patent/GB1407409A/en not_active Expired
-
1972
- 1972-10-19 NO NO376672A patent/NO131850C/no unknown
- 1972-10-23 DE DE19722251915 patent/DE2251915A1/en active Pending
- 1972-10-26 NL NL7214522A patent/NL7214522A/xx unknown
- 1972-10-27 FR FR7238172A patent/FR2159021A6/fr not_active Expired
- 1972-10-27 JP JP10729972A patent/JPS4852284A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2251915A1 (en) | 1973-05-03 |
GB1407409A (en) | 1975-09-24 |
JPS4852284A (en) | 1973-07-23 |
NL7214522A (en) | 1973-05-02 |
FR2159021A6 (en) | 1973-06-15 |
NO131850B (en) | 1975-05-05 |