FR2129878A1 - - Google Patents
Info
- Publication number
- FR2129878A1 FR2129878A1 FR7109518A FR7109518A FR2129878A1 FR 2129878 A1 FR2129878 A1 FR 2129878A1 FR 7109518 A FR7109518 A FR 7109518A FR 7109518 A FR7109518 A FR 7109518A FR 2129878 A1 FR2129878 A1 FR 2129878A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
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- 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
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
- G01J1/4219—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for enlargers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7109518A FR2129878B1 (https=) | 1971-03-18 | 1971-03-18 | |
| IT4907372A IT954373B (it) | 1971-03-18 | 1972-03-17 | Dispositivo per misurare l intensi ta di un flusso luminoso in tutti i punti di una superficie destinata a ricevere questo flusso luminoso particolarmente utilizzabile con un ingranditore fotografico |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7109518A FR2129878B1 (https=) | 1971-03-18 | 1971-03-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2129878A1 true FR2129878A1 (https=) | 1972-11-03 |
| FR2129878B1 FR2129878B1 (https=) | 1974-03-22 |
Family
ID=9073741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7109518A Expired FR2129878B1 (https=) | 1971-03-18 | 1971-03-18 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR2129878B1 (https=) |
| IT (1) | IT954373B (https=) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1235726B (de) * | 1965-07-09 | 1967-03-02 | Linhof Nikolaus Karpf K G Para | Vorrichtung zur Scharfeinstellung und foto-sensitometrischen Ausmessung eines projizierten Bildes |
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1971
- 1971-03-18 FR FR7109518A patent/FR2129878B1/fr not_active Expired
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1972
- 1972-03-17 IT IT4907372A patent/IT954373B/it active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1235726B (de) * | 1965-07-09 | 1967-03-02 | Linhof Nikolaus Karpf K G Para | Vorrichtung zur Scharfeinstellung und foto-sensitometrischen Ausmessung eines projizierten Bildes |
Also Published As
| Publication number | Publication date |
|---|---|
| IT954373B (it) | 1973-08-30 |
| FR2129878B1 (https=) | 1974-03-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |