FR509396A - Perfectionnements aux cercles chromatiques - Google Patents
Perfectionnements aux cercles chromatiquesInfo
- Publication number
- FR509396A FR509396A FR509396A FR509396DA FR509396A FR 509396 A FR509396 A FR 509396A FR 509396 A FR509396 A FR 509396A FR 509396D A FR509396D A FR 509396DA FR 509396 A FR509396 A FR 509396A
- Authority
- FR
- France
- Prior art keywords
- chromatic
- circles
- chromatic circles
- 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
- G01J3/522—Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts circular colour charts
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR509396T | 1920-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR509396A true FR509396A (fr) | 1920-11-08 |
Family
ID=8910984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR509396A Expired FR509396A (fr) | 1920-02-03 | 1920-02-03 | Perfectionnements aux cercles chromatiques |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR509396A (fr) |
-
1920
- 1920-02-03 FR FR509396A patent/FR509396A/fr not_active Expired
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