Matches 1 - 50 out of 133 1 2 3 >


Match Document Document Title
8872094 Microplasma night vision device  
A photon sensing and amplification device including a photocathode, a transparent electrode opposed from the photocathode, and a plasma chamber positioned between the photocathode and the...
8686636 Lamp assembly having light source with luminance peak portion at one of the long sides of the light source  
A lamp assembly is provided, that utilizes a light source including an LED element without cutting part of light therefrom and capable of forming a luminance distribution where the light with a...
8203266 Electron tube  
An electron tube of the present invention includes: a vacuum vessel including a face plate portion and a stem portion arranged facing the face plate portion; a photocathode arranged in the vacuum...
7391147 Planar ultra violet light detector  
A light detector having a cathode wafer, a cavity wafer and an anode wafer. The cathode wafer may be bonded to one side of the cavity wafer and the anode wafer may be bonded to another side of the...
6828730 Microdischarge photodetectors  
A microdischarge photodetector has a photocathode, an insulator and an anode. A cavity of limited size is disposed in the insulator and filled with gas. A voltage applied between the photocathode...
6765352 Photocathode and electron tube  
A photocathode and an electron tube in which the photocathode plate can be securely fixed without using any adhesive. Even under the severe condition that a high vibration resistance is required...
6731065 Apparatus and method for radiation detection with radiation beam impinging on photocathode layer at a grazing incidence  
The present invention relates to an apparatus for detection of radiation comprising a photocathode layer adapted to release photoelectrons in dependence on incident radiation; a radiation entrance...
6104022 Linear aperture pseudospark switch  
The present invention is of a glow discharge switch operating in the low pressure regime where gas breakdown is limited by the distance between electron-gas particle collisions (pseudospark...
5319193 Light activated transducer  
A light-activated transducer includes a transparent electrically-insulating substrate (2) having on one surface an electrode structure. The electrode structure includes an electrode portion (5a)...
5311010 Buffer for a gamma-insensitive optical sensor with gas and a buffer assembly  
A buffer assembly for a gamma-insensitive gas avalanche focal plane array operating in the ultra-violet/visible/infrared energy wavelengths and using a photocathode and an avalanche gas located in...
5103134 Reconditionable particle-generating tube  
A device for reconditioning a neutron tube, comprising on the one hand invariant elements and on the other hand sensitive elements which are subject to wear and gaseous elements which are...
5057740 Photoemissive trigger for backlighted thyratron switches  
Provided is a means for triggering certain high voltage electronic, gas discharge switches that are a novel type of high power thyratron. Triggering of switches of the so-called "backlighted...
4771168 Light initiated high power electronic switch  
The invention disclosed herein includes a low pressure, light initiated, glow discharge switch for high power application. The switch is comprised of an insulating envelope formed into a...
4590401 Ion chamber with a flat sensitivity response characteristic  
An ion chamber exhibiting a flat response to a wide range of incident gamma energy is provided by a high-pressure fill gas mixture of a first major constituent, low atomic number gas which...
3793552 HIGH TEMPERATURE PHOTOELECTRIC GAS MULTIPLICATION ULTRAVIOLET RAY SENSOR  
An ultraviolet ray sensor for operating at high temperature includes a gas-filled sealed unit which encloses a photocathode having a spherically-shaped metal crystalline end and a ray collecting...
3771005 OMNIDIRECTIONAL ULTRAVIOLET RADIATION DETECTOR  
An ultraviolet sensitive gaseous discharge detector has essentially uniform angular sensitivity in a plane perpendicular to the axis of the detector tube and in the plane of the detector tube...
3767955 HIGH TEMPERATURE ULTRAVIOLET RADIATION DETECTOR  
An ultraviolet sensitive, gaseous discharge detector of the Geiger-Muller type has a low spurious count rate and a prolonged lifetime at elevated temperatures. The gas filling of the detector...
3732453 WIDE ANGLE ULTRAVIOLET RADIATION DETECTOR  
An ultraviolet sensitive gaseous discharge detector has uniform sensitivity over a broad viewing angle. The cathode of the detector has an essentially circular cross-section while the anode has an...
3732452 ULTRAVIOLET RADIATION DETECTOR WITH 360° ANGULAR SENSITIVITY  
An ultraviolet sensitive gaseous discharge detector has an essentially uniform 360° angular sensitivity. The detector has first and second anodes and a cathode which are aligned in a common plane....
3609435 FAST-RESPONSE IONIZATION CHAMBER FOR DETECTING IONIZING RADIATION FROM 0.1 TO 60 ANGSTROMS  
This invention is directed to an ionization chamber having a rectangular housing including therein spaced anode plates with a centrally located cathode. This ionization chamber has a fast response...
3543099 PHOTOELECTRIC CONTROL DEVICE  
3483394 THERMAL SWITCH HEATED BY A LIGHT SENSITIVE GAS TUBE  
3461293 SPARK IMAGING DEVICE  
3457418 OPTICAL IMAGE AMPLIFIER UTILIZING ELECTRON AVALANCHES IN A GAS  
3454828 PHOTOIONIZATION DETECTOR FOR GASES AND VAPORS  
1,042,359. Discharge tubes. HITACHI SEISAKUSHO KABUSHIKI KAISHA. Oct. 22, 1963 [Oct. 24, 1962; March 29, 1963 (2)], No. 41672/63. Heading H1D. A photo ionization detector, e.g. for a gas...
3412246 Spark imaging device for mapping distribution of radiation  
3394280 Ultraviolet detector tube having photoemissive cathode and gas filling  
3372279 Ultraviolet sensitive geiger-mueller type radiation detector  
1,146,526. Photo-electric detection system. HONEYWELL Inc. May 6, 1966 [May 6, 19651, No.20232/66. Heading G1A. [Also in Division H1] A radiation detector comprises two discharge systems in...
3344302 Radiation detector characterized by its minimum spurious count rate  
3337733 Image amplifying device having a pulse generator applied to parallel electrodes separated by an ionizable gas  
3327150 Photosensitive device having continuous uniform cross-section, electrodes with a uniform photoelectric work function in the working region thereof  
1,027,876. Photo-electric cells; electrode materials and processing. ELECTRONICS CORPORATION OF AMERICA. June 12, 1964 [June 19, 1963], No. 24582/64. Heading H1D. The working portions of the...
3262002 Convertible x-ray detector  
3213312 Ultraviolet detector tube with a gas filling of hydrogen, helium and a noble gas  
3209190 Ultra-violet detector  
3207903 Unidirectional ultraviolet detection systems  
3191036 Ultraviolet detector system with means to keep electrodes contamination-free  
3103589 Title is not available  
3067350 Controllable ionization chamber  
848,145. Ionization chambers. LANDIS & GYR A. G June 12, 1958 [June 14, 1957], No. 18878/58. Class 39(1). An electrical circuit includes a controllable ionization chamber having a collector...
3047761 Radiation detector tubes  
3047760 Geiger-muller counting tube  
3031577 Radiation detector  
3030539 Geiger-muller tube with low gamma to beta or alpha response ratio  
3030537 Metal-amine-complex in geiger counter  
3026439 Solar energy converters  
2928025 Automatic headlight dimming apparatus  
2921216 Copper-amine-complex gas photocell  
2921217 Copper-amine-complex photon counter  
2867729 Secondary electron multipliers  
2842673 New type electronics tube  
2842706 Cold cathode vacuum tube  

Matches 1 - 50 out of 133 1 2 3 >