CA953493A - Color comparator - Google Patents
Color comparatorInfo
- Publication number
- CA953493A CA953493A CA139,077A CA139077A CA953493A CA 953493 A CA953493 A CA 953493A CA 139077 A CA139077 A CA 139077A CA 953493 A CA953493 A CA 953493A
- Authority
- CA
- Canada
- Prior art keywords
- color comparator
- comparator
- color
- Prior art date
- 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
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/52—Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Optical Filters (AREA)
- Color Television Image Signal Generators (AREA)
- Spectrometry And Color Measurement (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13496471A | 1971-04-19 | 1971-04-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA953493A true CA953493A (en) | 1974-08-27 |
Family
ID=22465838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA139,077A Expired CA953493A (en) | 1971-04-19 | 1972-04-06 | Color comparator |
Country Status (7)
Country | Link |
---|---|
US (1) | US3748045A (en) |
JP (1) | JPS5128238B1 (en) |
CA (1) | CA953493A (en) |
DE (1) | DE2218917B2 (en) |
FR (1) | FR2133847B1 (en) |
GB (1) | GB1390194A (en) |
IT (1) | IT952615B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3967897A (en) * | 1974-10-04 | 1976-07-06 | Rogers Winston L | Apparatus and method for evaluating color negatives |
JPS5931056B2 (en) * | 1975-05-15 | 1984-07-31 | 直司 西川 | Color correction method and color print scale for color prints |
US4257702A (en) * | 1977-07-05 | 1981-03-24 | Miller Bertram W | Apparatus for ascertaining color balance of photographic printing paper |
USRE30449E (en) * | 1978-07-10 | 1980-12-16 | Photographic printing method | |
US4492474A (en) * | 1982-05-26 | 1985-01-08 | Miller Bertram W | Method and apparatus for ascertaining color balance of photographic printing paper |
AU5173890A (en) * | 1989-02-15 | 1990-09-05 | Lithodatec Managment Inc. | Colour system calibration sheet, vignettes and transitions |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1769777A (en) * | 1928-04-21 | 1930-07-01 | Equity Press Inc | Hzemoglobin chart |
DE622102C (en) * | 1931-06-01 | 1935-11-19 | Alfons Michalski | Device for examining and determining color tone values and printing element sizes |
US2128676A (en) * | 1935-12-07 | 1938-08-30 | Interchem Corp | Color chart and method of making the same |
US2240053A (en) * | 1939-04-05 | 1941-04-29 | Richardson King | Color scale |
US3529519A (en) * | 1968-04-11 | 1970-09-22 | Heath Co | Method and apparatus for color adjusting in photographic printing |
-
1971
- 1971-04-19 US US00134964A patent/US3748045A/en not_active Expired - Lifetime
-
1972
- 1972-04-06 CA CA139,077A patent/CA953493A/en not_active Expired
- 1972-04-12 IT IT49564/72A patent/IT952615B/en active
- 1972-04-17 JP JP47037852A patent/JPS5128238B1/ja active Pending
- 1972-04-18 FR FR7213565A patent/FR2133847B1/fr not_active Expired
- 1972-04-18 GB GB1785372A patent/GB1390194A/en not_active Expired
- 1972-04-19 DE DE19722218917 patent/DE2218917B2/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2133847A1 (en) | 1972-12-01 |
US3748045A (en) | 1973-07-24 |
IT952615B (en) | 1973-07-30 |
GB1390194A (en) | 1975-04-09 |
DE2218917B2 (en) | 1976-07-15 |
JPS5128238B1 (en) | 1976-08-18 |
FR2133847B1 (en) | 1974-12-20 |
DE2218917A1 (en) | 1972-11-09 |
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