| Patent Number |
Title Of Patent |
Date Issued |
| 6977465 |
Image intensifier with improved electromagnetic compatibility |
December 20, 2005 |
| An image intensifier includes a photocathode (11) with a face plate (22). A conductive layer (24) is disposed outwardly from the face plate (22). A grounded conductor (16) is electrically coupled to the conductive layer (24) and grounds the conductive layer (24). |
| 6806683 |
Battery adapter for night vision device |
October 19, 2004 |
| A battery adapter (A) replaces two batteries (10) with a single battery (10) housed within a compartment (48) of a battery powered electrical device (D). An electrically conductive housing (40) adapted to replicate a selected battery and fit within a space adapted to house two of the |
| 6690098 |
Method and system for gating a power supply in a radiation detector |
February 10, 2004 |
| The present invention comprises a method for gating a power supply. A gating command terminal is capacitively coupled to an on/off switch. A gating command signal is provided at the gating command terminal. The gating command signal is operable to activate the on/off switch. An off s |
| 6486461 |
Method and system for regulating a high voltage level in a power supply for a radiation detector |
November 26, 2002 |
| A method for regulating a signal level in a power supply for a microchannel plate in a radiation detector is provided. The method includes receiving an input signal at a signal multiplier. The signal multiplier has an output terminal and a return terminal. An output signal is produced at |
| 6320180 |
Method and system for enhanced vision employing an improved image intensifier and gated power su |
November 20, 2001 |
| The present invention comprises a method for detecting photons and generating a representation of an image. A photocathode receives photons from an image. A power supply to the photocathode is gated such that the photocathode is switched between an on state and an off state. The phot |
| 6297494 |
Method and system for enhanced vision employing an improved image intensifier with a gated power |
October 2, 2001 |
| The present invention comprises a method for detecting photons and generating a representation of an image. A photocathode receives photons from an image. A power supply to the photocathode is gated such that the photocathode is switched between an on state and an off state. The phot |
| 6278104 |
Power supply for night viewers |
August 21, 2001 |
| A night vision device (10) includes an improved power (62) that regulates the output brightness of the image intensifier tube (14) of the device (10) according to the two functions of MCP voltage control and photocathode gating duty cycle control. These two functions operate in seque |
| 6121600 |
Integrated night vision device and laser range finder |
September 19, 2000 |
| An integrated night vision device and laser range finder provides both night-time and day-time imaging by use of an image intensifier tube, as well as providing laser range finding operations both day and night. In a laser range finder mode of operation the device projects a pulse of las |
| 6087649 |
Night vision device having an image intensifier tube, microchannel plate and power supply for su |
July 11, 2000 |
| A night vision device with an image intensifier tube includes an improved power supply which operates the image intensifier tube of the device according to a variable duty cycle either at a design voltage level for the tube or at a voltage level simulating a dark-field. This duty cycle |
| 5973315 |
Multi-functional day/night observation, ranging, and sighting device with active optical target |
October 26, 1999 |
| A multi-function day/night observation, ranging, and sighting device with active acquisition of optical targets includes a single objective lens and a single eyepiece lens and provides an image of a scene. The single objective lens leads to a visible-light first optical path and to an |
| 5949063 |
Night vision device having improved automatic brightness control and bright-source protection, i |
September 7, 1999 |
| A night vision device includes an improved power supply which operates the image intensifier tube of the device according to a variable duty cycle either at a design voltage level for the tube or at a voltage level simulating a dark-field. This duty cycle variation is effected as a f |
| 5942747 |
Night vision device with voltage to photocathode having a rectified half-sine wave component |
August 24, 1999 |
| A night vision device which applies a time-varying voltage to the photocathode of the device during periods of high average light intensity from a scene being viewed. The purpose of applying this time-varying voltage during periods of high average light intensity is to reduce the ave |
| 5907150 |
Multi-function day/night observation, ranging, and sighting device and method of its operation |
May 25, 1999 |
| A multi-function day/night observation, ranging, and sighting device includes a single objective lens and a single eyepiece lens and provides an image of a scene. The single objective lens leads to a visible-light first optical path and to an invisible-light second optical path. The |
| 5883381 |
Night vision device having series regulator in power supply for MCP voltage control |
March 16, 1999 |
| A night vision device having a power supply which delivers a high voltage level to its microchannel plate (MCP) through a variable resistance device. The voltage to the MCP is monitored and used to control the resistance to the variable resistance device such that the voltage on the |
