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8138460 Radio frequency phototube  
A method and apparatus of obtaining a record of repetitive optical or other phenomena having durations in the picosecond range, comprising a circular scan electron tube to receive light pulses and...
8115386 Photomultiplier tube  
Electrons are prevented from being made incident onto an insulation part of a casing between dynodes to improve a withstand voltage. The photomultiplier tube 1 is a photomultiplier tube which is...
8076627 Shape memory alloy for MCP lockdown  
An image intensifier tube includes a microchannel plate (MCP) having conductive input and output surfaces disposed in a housing. A conductive lower support is in electrical contact with the output...
8071932 Apparatus and method for sealing an image intensifier device  
A sealing structure for an optical device, such as an image intensifier device, is provided. The optical device includes an evacuated housing and an anode positioned within the evacuated housing....
8013294 Charged-particle detector  
This ion detector includes an MCP and a plurality of planar dynodes respectively having a plurality of slits. The plurality of planar dynodes are stacked via spacers parallel to an electron output...
7994693 Curved MCP channels  
A microchannel plate (MCP) is formed from a boule. The MCP includes a plate having opposing end surfaces formed of acid resistant glass and acid etchable glass, and multiple channels extending...
7990032 Electron multipliers and microchannel plates  
An electron multiplier can be fabricated by depositing an electron emissive material on a reticulated substrate, and forming the reticulated substrate into the electron multiplier.
7977878 Photomultiplier and its manufacturing method  
The present invention relates to a photomultiplier having a structure for making it possible to easily realize high detection accuracy and fine processing, and a method of manufacturing the same....
7956521 Electrical connection of a substrate within a vacuum device via electrically conductive epoxy/paste  
An image intensifier includes a microchannel plate (MCP) having an output surface, and a ceramic substrate having an outer surface. The output surface of the MCP and the outer surface of the...
7940005 Cooled photocathode structure  
A photocathode for an image intensifier tube includes a faceplate, a glass plate disposed opposite the faceplate, and a span having one end attached to the glass plate and the other end attached to...
7880128 Vented header assembly of an image intensifier device  
An image intensifier device and a method of fabricating the image intensifier device are disclosed. The image intensifier device includes a microchannel plate (MCP) having a thin-film applied to a...
7855493 Microchannel plate devices with multiple emissive layers  
A microchannel plate includes a substrate defining a plurality of pores extending from a top surface of the substrate to a bottom surface of the substrate. The plurality of pores includes a...
7768181 Electron multiplier electrode and terahertz radiation source using the same  
Provided are an electron multiplier electrode using a secondary electron extraction electrode and a terahertz radiation source using the electron multiplier electrode. The electron multiplier...
7741758 Electron multiplier including dynode unit, insulating plates, and columns  
A venetian blind dynode 5A and metal channel dynodes 5B of a dynode unit 5 are fitted along with insulating spacers (insulating plates) 11 on columns 9 erected on a stem plate 3 that makes up a...
7741759 Electron tube and method for manufacturing electron tube  
A photomultiplier tube 1 is an electron tube comprising an envelope 5 including a frame 3b having at least one end part formed with an opening and an upper substrate 2 airtightly joined to the...
7728292 Method and apparatus for detecting positively charged and negatively charged ionized particles  
An ion detector includes collision surfaces for converting both positively and negatively charged ions into emitted secondary electrons. Secondary electrons may be detected using an electron...
7728519 Correction of the distortion of an image intensifier electron tube  
The invention relates to the correction of the distortion of an image intensifier electron tube comprising an entry screen intended to receive what is called primary electromagnetic radiation and...
7723680 Electron multiplier having electron filtering  
A system for detecting ions is disclosed. The system includes a detector having a plurality of dynodes arranged in an electron cascading configuration, and a power supply circuit electrically...
7696462 Advanced image intensifier assembly  
An advanced image intensifier assembly provides enhanced functionality. A grounded photocathode provides shielding from electromagnetic interference, improving the ability to work in multiple light...
7687978 Tandem continuous channel electron multiplier  
A channel electron multiplier including a single channel CEM for receiving an input particle. A multi-channel CEM is positioned after the single channel CEM for receiving emissions from the single...
7655891 Charged-particle detecting apparatus  
The present invention relates to a charged-particle detecting apparatus having a structure which enables adjustment of a potential distribution so as to stably maintain flight loci of charged...
7638751 Multi-element optical detectors with sub-wavelength gaps  
A multi-element optical detector includes a plurality of optical detector elements capable of producing an output signal having information about the state of an incident electromagnetic radiation...
7619199 Time-resolved measurement apparatus and position-sensitive election multiplier tube  
A time-resolved measurement apparatus (100) reads a detection timing pulse from an MCP (24) in a front-side MCP stack (30) in a photomultiplier tube (14). A detection timing of a photon is...
7531812 Method and system for the directional detection of electrons in a scanning electron microscope  
A system detects electrons according to their emission direction in a scanning electron microscope. The system includes a scintillator electron detector and a set of electrodes focusing and...
7498557 Cascaded image intensifier  
A cascaded image intensifier device is presented. In one embodiment the device comprises: at least two sections in cascade, each of a first section and a last section out of the at least two...
7495374 Electron amplification plate for field emission display device  
The present invention provides an electron amplification plate placed between a first substrate and a second substrate of a field emission display device. The electron amplification plate comprises...
7486021 Electron tube with electron-bombarded semiconductor device  
A photocathode is formed on a predetermined portion of the internal surface of an envelope of an electric tube. An avalanche photodiode (APD) is provided inside the envelope. The APD is surrounded...
7482571 Low cost planar image intensifier tube structure  
An image intensifier tube is provided. The image intensifier tube has a microchannel plate (MCP), a photocathode and phosphor screen deposited on a fiber optic substrate. A first spacer is...
7470915 Detector system of secondary and backscattered electrons for a scanning electron microscope  
A system for detecting secondary and backscattered electrons in a scanning electron microscope includes a microporous plate (9) that is disposed between a lower scintillator (5) and an upper...
7427733 Gated image intensifier  
A gated optical image intensifier 10 is provided with multiple intensifying channels 20, 22, 24, 26 each supplied with radiation via a respective optical channel of an optical splitter. The...
7425694 Time-resolved measurement apparatus  
A time-resolved measurement apparatus (100) acquires a detection timing pulse from an output terminal (34) attached to a micro channel plate (30) in a photomultiplier tube (14). A position-time...
7417235 Particle detector for secondary ions and direct and or indirect secondary electrons  
A multi-purpose efficient charge particle detector that by switching bias voltages measures either secondary ions, or secondary electrons (SE) from a sample, or secondary electrons that originate...
7408142 Microchannel amplifier with tailored pore resistance  
A microchannel amplifier includes an insulating substrate that defines at least one microchannel pore through the substrate from an input surface to an output surface. A conductive layer is formed...
7394187 Electron multipliers and radiation detectors  
An electron multiplier includes a plate having a plurality of interconnected particles, e.g., fibers, having electron-emissive surfaces. The particles may include a neutron-sensitive and/or neutron...
7301263 Multiple electron beam system with electron transmission gates  
A multiple electron beam source comprises a photon source to generate a photon beam, a lens to focus the photon beam, a photocathode having a photon receiving surface and an electron emitting...
7294954 Micro-engineered electron multipliers  
This invention provides for a simple method of fabricating miniature electron multipliers, in an in-plane configuration suitable for use with miniature analytic instruments such as mass filters....
7251400 Absorptive clad fiber optic faceplate tube  
A limiter device is used as a fiber optic faceplate (FOFP) night vision goggle for limiting light or laser induced damage on a vacuum side of the FOFP. The limiter device includes a plurality of...
7221837 Device and method for reducing glass flow during the manufacture of microchannel plates  
The present invention provides a glass packing tube for use in fabricating a microchannel plate. The glass tube has a plurality of flat inner surfaces and is used to form a boule including a...
7180060 E×B ion detector for high efficiency time-of-flight mass spectrometers  
An ion detector having a planar electrically conducting entrance plate, a converter assembly including a planar electrically conducting converter plate and a converter member for providing free...
7148461 Photomultiplier tube with enchanced hermiticity  
A metal side tube (2), a glass faceplate (3), and a stem plate (4) constitute a hermetically sealed vessel (5) for a photomultiplier tube. An edge portion (20) is provided at on open end (A) of the...
7141787 Detector for a co-axial bipolar time-of-flight mass spectrometer  
A detector for a coaxial bipolar time-of-flight mass spectrometer is described. The detector includes a microchannel plate, a scintillator disposed in parallel relation to said microchannel plate,...
7129464 Low-photon flux image-intensified electronic camera  
A low-photon flux image-intensified electronic camera comprises a gallium arsenide phosphide (GaAsP) photocathode in a high vacuum tube assembly behind a hermetic front seal to receive image...
7126263 Perforated mega-boule wafer for fabrication of microchannel plates (MCPs)  
A mega-boule is used in fabricating microchannel plates (MCPs). The mega-boule has a cross-sectional surface including an island section, an inner perimeter section and an outer perimeter section,...
7109644 Device and method for fabrication of microchannel plates using a mega-boule wafer  
The present invention provides a mega-boule for use in fabricating microchannel plates (MCPs). The mega-boule includes a cross-sectional surface having at least first, second and third areas, each...
7102284 Photomultiplier  
In a photomultiplier, focusing pieces of a focusing electrode are formed with sufficient height that the photocathode in the adjacent channels cannot be viewed from the first and second stage...
7064485 Photomultiplier tube having focusing electrodes with apertures and screens  
A glass container has a faceplate, a side tube, and a bottom. A photocathode is formed on the inner side of the faceplate. The glass container includes a first dynode, a second dynode, a screen...
7049605 Detector using microchannel plates and mass spectrometer  
A mass spectrometer detector having a coupling capacitor including an anode that is placed at a high potential of say −4.9 kV. An annular electrode is placed outside the anode. A voltage of say −...
7042155 Electron-multiplier and photo-multiplier having dynodes with partitioning parts  
A dynode constituting an electron multiplier or a photomultiplier may be provided with eight rows of channels each defined by an outer frame and a partitioning part of the dynode. In each channel,...
7025652 Electron amplifier utilizing carbon nanotubes and method of manufacturing the same  
An electron amplifier and a method of manufacturing the same are provided. The electron amplifier includes a substrate in which a plurality of through holes are formed, a resistive layer deposited...
7026177 Electron multiplier with enhanced ion conversion  
A replaceable, electronically-isolated, MCP-based spectrometer detector cartridge with enhanced sensitivity is disclosed. A coating on the MCP that enhances the secondary electron emissivity...
Matches 1 - 50 out of 243 1 2 3 4 5 >