BE532262A - - Google Patents
Info
- Publication number
- BE532262A BE532262A BE532262DA BE532262A BE 532262 A BE532262 A BE 532262A BE 532262D A BE532262D A BE 532262DA BE 532262 A BE532262 A BE 532262A
- Authority
- BE
- Belgium
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
- G01N21/55—Specular reflectivity
- G01N21/57—Measuring gloss
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)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB28071/53A GB746513A (en) | 1953-10-12 | 1953-10-12 | Gloss meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE532262A true BE532262A (de) |
Family
ID=10269812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE532262D BE532262A (de) | 1953-10-12 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2866375A (de) |
| BE (1) | BE532262A (de) |
| DE (1) | DE1048045B (de) |
| FR (1) | FR1114446A (de) |
| GB (1) | GB746513A (de) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1125679B (de) * | 1960-10-14 | 1962-03-15 | Philips Nv | Vorrichtung zur Anzeige von Flecken auf einer Oberflaeche |
| US3355980A (en) * | 1962-02-23 | 1967-12-05 | Owens Illinois Inc | Apparatus for inspecting the rim of a bottle or the like which employs polarized light at brewster's angle |
| US4845761A (en) * | 1987-04-17 | 1989-07-04 | Recognition Equipment Incorporated | Letter mail address block locator system |
| FR2650890B1 (fr) * | 1989-08-09 | 1993-02-19 | Oreal | Appareil destine a permettre l'evaluation de la brillance d'une surface, en particulier de la peau |
| FR2665959B1 (fr) * | 1990-08-16 | 1994-01-14 | Oreal | Appareil destine a permettre d'evaluer la brillance d'une surface, en particulier de la peau. |
| US5742392A (en) * | 1996-04-16 | 1998-04-21 | Seymour Light, Inc. | Polarized material inspection apparatus |
| US7006223B2 (en) * | 2003-03-07 | 2006-02-28 | 3Gen, Llc. | Dermoscopy epiluminescence device employing cross and parallel polarization |
| US7004599B2 (en) * | 2004-01-02 | 2006-02-28 | 3Gen, Llc. | Illuminated mirror employing cross and parallel polarization |
| US7495831B2 (en) * | 2004-08-20 | 2009-02-24 | Ricoh Company, Ltd. | Optical device, display device, and three-dimension image display device for changing a polarization state of a light beam in time |
| US9458990B2 (en) | 2013-08-01 | 2016-10-04 | 3Gen, Inc. | Dermoscopy illumination device with selective polarization and orange light for enhanced viewing of pigmented tissue |
| US10441379B2 (en) | 2017-12-28 | 2019-10-15 | 3Gen, Inc. | Multipurpose medical illuminator with magnification |
| US11395714B2 (en) | 2019-11-11 | 2022-07-26 | Dermlite Llc | Medical illuminator with variable polarization |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1976728A (en) * | 1933-10-14 | 1934-10-16 | Edward O Hulburt | Polarization photometer |
| US1988556A (en) * | 1934-02-28 | 1935-01-22 | Henry A Gardner | Gloss measuring device |
| GB438798A (en) * | 1934-05-23 | 1935-11-25 | Walter Reginald Horsfield | Improvements in the measuring of gloss |
| US2032128A (en) * | 1934-05-23 | 1936-02-25 | Horsfield Walter Reginald | Means for the measuring of gloss |
| GB456286A (en) * | 1935-05-03 | 1936-11-03 | Ian Miller Edington Aitken | Improvements in or relating to polariscopes |
| US2127477A (en) * | 1935-12-16 | 1938-08-16 | Oxford Paper Co | Photoelectric gloss meter |
| DE698340C (de) * | 1937-05-29 | 1940-11-07 | Zeiss Carl Fa | Geraet zum Arbeiten mit polarisiertem Licht |
| US2450761A (en) * | 1945-06-09 | 1948-10-05 | Eastman Kodak Co | Flicker photometers, particularly for measuring the contrast of a lens |
| US2583186A (en) * | 1949-11-19 | 1952-01-22 | Research Corp | Method of determining the polarization of a light beam |
| FR1080432A (fr) * | 1951-08-27 | 1954-12-09 | Procédé et dispositif pour mesurer le brillant d'une surface |
-
0
- BE BE532262D patent/BE532262A/xx unknown
-
1953
- 1953-10-12 GB GB28071/53A patent/GB746513A/en not_active Expired
-
1954
- 1954-09-28 US US458924A patent/US2866375A/en not_active Expired - Lifetime
- 1954-10-08 FR FR1114446D patent/FR1114446A/fr not_active Expired
- 1954-10-09 DE DEB32940A patent/DE1048045B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR1114446A (fr) | 1956-04-12 |
| DE1048045B (de) | 1958-12-31 |
| GB746513A (en) | 1956-03-14 |
| US2866375A (en) | 1958-12-30 |