CH534867A - Fotoelektrischer Geber zur Erfassung der Beleuchtungsstärke - Google Patents
Fotoelektrischer Geber zur Erfassung der BeleuchtungsstärkeInfo
- Publication number
- CH534867A CH534867A CH416172A CH416172A CH534867A CH 534867 A CH534867 A CH 534867A CH 416172 A CH416172 A CH 416172A CH 416172 A CH416172 A CH 416172A CH 534867 A CH534867 A CH 534867A
- Authority
- CH
- Switzerland
- Prior art keywords
- illuminance
- recording
- photoelectric encoder
- photoelectric
- encoder
- Prior art date
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
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE7116981 | 1971-05-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH534867A true CH534867A (de) | 1973-03-15 |
Family
ID=6620997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH416172A CH534867A (de) | 1971-05-03 | 1972-03-21 | Fotoelektrischer Geber zur Erfassung der Beleuchtungsstärke |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT321384B (enExample) |
| CH (1) | CH534867A (enExample) |
| FR (1) | FR2135231B3 (enExample) |
| IT (1) | IT954926B (enExample) |
| SE (1) | SE369444B (enExample) |
-
1972
- 1972-03-21 CH CH416172A patent/CH534867A/de not_active IP Right Cessation
- 1972-04-10 AT AT307572A patent/AT321384B/de active
- 1972-05-02 IT IT2380072A patent/IT954926B/it active
- 1972-05-02 SE SE574072A patent/SE369444B/xx unknown
- 1972-05-02 FR FR7215572A patent/FR2135231B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE369444B (enExample) | 1974-08-26 |
| IT954926B (it) | 1973-09-15 |
| FR2135231B3 (enExample) | 1973-12-07 |
| AT321384B (de) | 1975-03-25 |
| FR2135231A7 (enExample) | 1972-12-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |