DE2705865C2 - - Google Patents
Info
- Publication number
- DE2705865C2 DE2705865C2 DE19772705865 DE2705865A DE2705865C2 DE 2705865 C2 DE2705865 C2 DE 2705865C2 DE 19772705865 DE19772705865 DE 19772705865 DE 2705865 A DE2705865 A DE 2705865A DE 2705865 C2 DE2705865 C2 DE 2705865C2
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0285—Testing optical properties by measuring material or chromatic transmission properties
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- 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
- G01N21/59—Transmissivity
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772705865 DE2705865A1 (de) | 1977-02-11 | 1977-02-11 | Verfahren und vorrichtung zum bestimmen des lichttransmissionsgrades und/oder der lichtreduktion von brillenglaesern und dergleichen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772705865 DE2705865A1 (de) | 1977-02-11 | 1977-02-11 | Verfahren und vorrichtung zum bestimmen des lichttransmissionsgrades und/oder der lichtreduktion von brillenglaesern und dergleichen |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2705865A1 DE2705865A1 (de) | 1978-08-17 |
DE2705865C2 true DE2705865C2 (US07321065-20080122-C00160.png) | 1987-02-26 |
Family
ID=6000958
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19772705865 Granted DE2705865A1 (de) | 1977-02-11 | 1977-02-11 | Verfahren und vorrichtung zum bestimmen des lichttransmissionsgrades und/oder der lichtreduktion von brillenglaesern und dergleichen |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE2705865A1 (US07321065-20080122-C00160.png) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10213485B4 (de) * | 2002-03-17 | 2005-10-06 | Rodenstock Gmbh | Vorrichtung und Verfahren zur Messung des Lichttransmissionsgrades eines Prüflings mittels einer Streukörpereinheit |
US20230005389A1 (en) * | 2019-05-14 | 2023-01-05 | Johnson & Johnson Vision Care, Inc. | Light-sensitive photochromic contact lens demonstration devices and related methods |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE18306T1 (de) * | 1982-05-13 | 1986-03-15 | Zeiss Carl Fa | Vorrichtung zur schnellen demonstration der wirkung phototroper objekte. |
DE3940386A1 (de) * | 1989-12-06 | 1991-06-13 | Minnesota Mining & Mfg | Vorrichtung zum messen der transmission filmartiger folien und dergleichen |
DE4028084A1 (de) * | 1990-09-05 | 1992-03-19 | Battelle Institut E V | Geraet zum bestimmen der wirksamkeit eines antibeschlagmittels |
US5339151A (en) * | 1992-07-28 | 1994-08-16 | Humphrey Instruments Incorporated | Spectrometer for lensometer |
DE29618444U1 (de) * | 1996-10-22 | 1996-12-12 | G. Rodenstock Instrumente GmbH, 85521 Ottobrunn | Scheitelbrechwertmesser |
DE29618445U1 (de) * | 1996-10-22 | 1996-12-12 | G. Rodenstock Instrumente GmbH, 85521 Ottobrunn | Vorrichtung zur Transmissionsmessung von optischen Gläsern |
FR2966594A1 (fr) * | 2010-10-25 | 2012-04-27 | Dietal Sa | Dispositif d'exposition ultraviolet a led destine a reveler les proprietes photosensibles des verres de lunettes solaires de type photochromique. |
-
1977
- 1977-02-11 DE DE19772705865 patent/DE2705865A1/de active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10213485B4 (de) * | 2002-03-17 | 2005-10-06 | Rodenstock Gmbh | Vorrichtung und Verfahren zur Messung des Lichttransmissionsgrades eines Prüflings mittels einer Streukörpereinheit |
US20230005389A1 (en) * | 2019-05-14 | 2023-01-05 | Johnson & Johnson Vision Care, Inc. | Light-sensitive photochromic contact lens demonstration devices and related methods |
Also Published As
Publication number | Publication date |
---|---|
DE2705865A1 (de) | 1978-08-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8122 | Nonbinding interest in granting licenses declared | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |