NL181528B - Inrichting voor het meten van een spanning of van een elektrisch veld met gebruikmaking van licht. - Google Patents
Inrichting voor het meten van een spanning of van een elektrisch veld met gebruikmaking van licht.Info
- Publication number
- NL181528B NL181528B NLAANVRAGE8005615,A NL181528DA NL181528B NL 181528 B NL181528 B NL 181528B NL 181528D A NL181528D A NL 181528DA NL 181528 B NL181528 B NL 181528B
- Authority
- NL
- Netherlands
- Prior art keywords
- measuring
- voltage
- light
- electrical field
- electrical
- Prior art date
Links
- 230000005684 electric field Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
-
- 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
- G03B19/00—Cameras
- G03B19/18—Motion-picture cameras
-
- 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
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/14—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by means of electrically scanned solid-state devices
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automatic Focus Adjustment (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US310774A US2831057A (en) | 1952-09-22 | 1952-09-22 | Automatic focus adjuster |
Publications (1)
Publication Number | Publication Date |
---|---|
NL181528B true NL181528B (nl) |
Family
ID=23204039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE8005615,A NL181528B (nl) | 1952-09-22 | Inrichting voor het meten van een spanning of van een elektrisch veld met gebruikmaking van licht. |
Country Status (5)
Country | Link |
---|---|
US (1) | US2831057A (xx) |
DE (1) | DE942246C (xx) |
FR (3) | FR70533E (xx) |
GB (2) | GB735743A (xx) |
NL (1) | NL181528B (xx) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2999436A (en) * | 1954-09-04 | 1961-09-12 | Voigtlaender Ag | Process and device for automatically adjusting optical instruments |
BE551427A (xx) * | 1955-10-04 | Alphonse Martin | ||
US2922351A (en) * | 1956-04-09 | 1960-01-26 | Karl W Hering | Automatic focus mechanism |
US2964590A (en) * | 1958-11-25 | 1960-12-13 | Gen Precision Inc | Automatic focusing system |
US3041459A (en) * | 1959-06-29 | 1962-06-26 | Comapco Inc | Radiant energy control system |
DE1114043B (de) * | 1960-06-30 | 1961-09-21 | Foerderung Forschung Gmbh | Einrichtung zur Verstaerkung der Intensitaet eines optisch erzeugten Bildes |
US3288921A (en) * | 1962-11-09 | 1966-11-29 | Emi Ltd | Television camera including means for yarying the depth of focus |
DE1207660B (de) * | 1964-01-30 | 1965-12-23 | Siemens Reiniger Werke Ag | Bildverstaerker |
US3356854A (en) * | 1964-06-25 | 1967-12-05 | Bell & Howell Co | Focus indicating and adjusting device |
US3450883A (en) * | 1965-02-03 | 1969-06-17 | Conductron Corp | Automatic focusing apparatus |
DE1243006B (de) * | 1965-03-04 | 1967-06-22 | Voigtlaender Ag | Verfahren und Vorrichtung zum selbsttaetigen Scharfeinstellen optischer Geraete |
DE1258725B (de) * | 1965-09-24 | 1968-01-11 | Voigtlaender Ag | Verfahren und Vorrichtung zum Einstellen eines optischen Geraets auf eine Objektentfernung |
NL6615377A (xx) * | 1966-11-01 | 1968-05-02 | ||
US3493764A (en) * | 1967-11-09 | 1970-02-03 | Logetronics Inc | Automatic focusing apparatus using a diffusing element |
US3538334A (en) * | 1968-01-24 | 1970-11-03 | Hycon Mfg Co | Automatic focusing device with a photosensitive error detector |
US3553455A (en) * | 1968-03-01 | 1971-01-05 | Copal Co Ltd | Automatic focusing apparatus by means of phase discrimination |
US3610934A (en) * | 1969-08-22 | 1971-10-05 | Century Geophysical Corp | Automatic focusing system utilizing means for alternately directing light over two paths having slightly different lengths |
US3621136A (en) * | 1969-09-10 | 1971-11-16 | Us Navy | Automatic optical-focusing system for tv cameras |
US3622797A (en) * | 1970-07-02 | 1971-11-23 | Twentieth Cent Fox Film Corp | Radiation sensitive automatic focus system |
US3776639A (en) * | 1972-06-05 | 1973-12-04 | Honeywell Inc | Frequency responsive focus detecting apparatus |
US4053934A (en) * | 1972-12-29 | 1977-10-11 | Kornreich Philipp G | Measuring the quality of images |
AT358636B (de) * | 1975-05-02 | 1980-02-15 | Eumig | Anordnung mit einer photographischen oder kinematographischen kamera und einer fernseh- kamera |
JPS5576312A (en) * | 1978-12-04 | 1980-06-09 | Canon Inc | Focus detecting system of image |
US4414575A (en) * | 1980-11-21 | 1983-11-08 | Hitachi Denshi Kabushiki Kaisha | Autofocus system |
GB2152780B (en) * | 1983-11-15 | 1987-06-03 | Gec Avionics | Distance measurement |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2134757A (en) * | 1935-12-12 | 1938-11-01 | Alfred N Goldsmith | Control system |
US2403628A (en) * | 1944-04-25 | 1946-07-09 | Rca Corp | Television pickup control system |
DE864048C (de) * | 1949-11-01 | 1953-01-22 | Fernseh Gmbh | Verfahren zur Scharfeinstellung von Objektiven und nach dem Verfahren wirkende Kamera |
-
0
- NL NLAANVRAGE8005615,A patent/NL181528B/xx unknown
- FR FR1098661D patent/FR1098661A/fr not_active Expired
-
1952
- 1952-09-22 US US310774A patent/US2831057A/en not_active Expired - Lifetime
-
1953
- 1953-06-05 GB GB15568/53A patent/GB735743A/en not_active Expired
- 1953-06-19 GB GB17039/53A patent/GB735747A/en not_active Expired
- 1953-09-20 DE DEI7713A patent/DE942246C/de not_active Expired
-
1956
- 1956-07-25 FR FR70533D patent/FR70533E/fr not_active Expired
- 1956-08-14 FR FR71349D patent/FR71349E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR71349E (fr) | 1959-12-22 |
DE942246C (de) | 1956-04-26 |
FR1098661A (fr) | 1955-08-17 |
GB735743A (en) | 1955-08-24 |
GB735747A (en) | 1955-08-24 |
FR70533E (fr) | 1959-05-29 |
US2831057A (en) | 1958-04-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NL181528B (nl) | Inrichting voor het meten van een spanning of van een elektrisch veld met gebruikmaking van licht. | |
FR1073222A (fr) | Dispositif de connexion électrique | |
NL161623C (nl) | Schakeling voor het meten van een mechanische spanning. | |
NL180884B (nl) | Inrichting voor het moduleren van optische straling. | |
AT180330B (de) | Spannungsprüfer | |
NL174892B (nl) | Stroombegrenzingsinrichting. | |
CH314183A (de) | Haltevorrichtung an Korbflasche | |
CH319818A (de) | Beheizungseinrichtung an Traktoren | |
CH338499A (de) | Elektrische Impulslagen-modulationseinrichtung | |
NL166788B (nl) | Werkwijze voor het vervaardigen van een elektrode in een inrichting voor het bepalen van de afwijkingen van de loodlijn. | |
NL171204B (nl) | Inrichting voor het elektronisch simuleren van de vervaardiging van kleurenproefdrukken. | |
ES32442Y (es) | Dispositivo regulador de tensión | |
ES31547Y (es) | Empalme eléctrico perfeccionado | |
NL87813C (nl) | inrichting voor het opwekken van roentgenstralen | |
FR1065157A (fr) | Dispositif de connexion électrique | |
NL182346B (nl) | Inrichting voor het uitwendig controleren van pijpvormige delen op lek. | |
ES31546Y (es) | Conexión eléctrica de empleo intermitente | |
AT178704B (de) | Serviergerät | |
NL165555B (nl) | Inrichting voor het weergeven van een elektrisch signaal op het scherm van een oscilloscoop. | |
NL184855C (nl) | Inrichting voor het capacitief meten van een vloeistofniveau. | |
AT178144B (de) | Elektrische Verstärkerschalteinrichtung | |
CA484569A (en) | Light sensitive electric device | |
ES31995Y (es) | Dispositivo de empalme perfeccionado | |
ES31795Y (es) | Dispositivo de empalme perfeccionado | |
DK79999C (da) | Måleindretning til elektriske spændinger og strømme. |