"What can be more palpably absurd than the prospect held out of locomotives traveling twice as fast as stagecoaches?"
The Quarterly Review ; March edition, 1825
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| Number | Title | Issue Date |
| 7363742 | Systems and methods for electronic weaponry having audio and/or video recording capability An electronic control device includes an audio and/or video recorder, for example, packaged as a user-replaceable battery module. The audio and/or video recorder records audio and/or video information for a period beginning prior to receiving of a signal by the modu... | 04/29/2008 |
| 7329127 | Firearm laser training system and method facilitating firearm training for extended range targets with feedback of firearm control A firearm laser training system of the present invention includes a target assembly, a laser transmitter assembly that attaches to a firearm, a detection device and a processor in communication with the detection device. The system simulates targets at extended rang... | 02/12/2008 |
| 7325354 | Weapon aiming device A weapon aiming system may utilize a laser diode and a reflective coating on an optical element to generate a red dot aim point for a shooter with a bright view to the target with minimal color distortion. The optical element may utilize an off-axis parabolic lens t... | 02/05/2008 |
| 7248362 | Small-spot spectrometry instrument with reduced polarization and multiple-element depolarizer therefor A small-spot imaging, spectrometry instrument for measuring properties of a sample has a polarization-scrambling element, such as a birefringent plate depolarizer, incorporated between the polarization-introducing components of the system, such as the beamsplitter, ... | 07/24/2007 |
| 7158229 | Small-spot spectrometry instrument with reduced polarization and multiple-element depolarizer therefor A small-spot imaging, spectrometry instrument for measuring properties of a sample has a polarization-scrambling element, such as a birefringent plate depolarizer, incorporated between the polarization-introducing components of the system, such as the beamsplitter, ... | 01/02/2007 |
| 7158167 | Video recording device for a targetable weapon A compact video image recording device which is mountable to a gun and useful for recording video images before and after the firing of the gun. The recording device includes a camera comprising a lens and a video image sensor. The video recording device is mounted ... | 01/02/2007 |
| 7119972 | Apparatus and method for the manipulation of a laser beam in reflection An apparatus for manipulating a path of a beam includes a first wedge and a second wedge. The first wedge includes a first refractive surface and a second refractive surface. The second wedge includes a third refractive surface adjacent to the second refractive surf... | 10/10/2006 |
| 7100321 | Range finder A range finder for hunting applications. In one embodiment, a method of using a range finder is disclosed. The method comprises coupling the range finder to a weapon having an associated scope. Positioning at least part of a display of the range finder in front of a... | 09/05/2006 |
| 6583862 | Combined telescope and telemeter device The invention relates to a combined telescope and telemeter device comprising a telescopic sight (1) having a housing (2), one end of which receives an objective lens (3) while the other end receives an eyepiece (4), said housing defining a beam path (5) ... | 06/24/2003 |
| 5724181 | Sight scope A semitransparent mirror is attached to a holder on its objective side and an LED (light source) is attached to the holder on its ocular side. The light from the LED is reflected by the semitransparent mirror and provided as an aiming point. A receiving r... | 03/03/1998 |
| 5508843 | Sight scope In a sight scope device, a sleeve-like body is provided with a translucent mirror and a light source. Light emitted from the light source is reflected by the translucent mirror and proceeded toward an eyepiece side so as to served as an aiming point. A sh... | 04/16/1996 |
| 5434704 | Night vision weapon sight A night vision sight is provided for use with a weapon, which includes an objective lens and a non-inverting image intensifier tube disposed along an optical axis, providing an intensified target image. The sight is focused by direct movement of the image... | 07/18/1995 |
| 5374986 | Automated boresighting device and method for an aiming light assembly An automated boresighting device and method for an aiming light assembly. The device comprises a housing attached to the weapon, aiming means enclosed in the housing for generating a beam in a direction whereby an operator may aim the weapon at a target, ... | 12/20/1994 |
| 5369888 | Wide field of view reflex gunsight A gunsight comprises a unitary frame for securing to a gun. The frame has a ring with a lens at its front end. A light source is secured to the frame rear end to project a light spot onto the lens. The lens and the light source may be independently adjust... | 12/06/1994 |
| 5349179 | Night vision device with holographic reticle which is transparent in a first condition and visibly superimposed in a second condition A night vision device with a holographic reticle ordinarily provides a user with all image of a night time scene unimpaired by any reticle pattern. Such a reticle pattern can interfere with night time observations, or may be distracting to the user. Conse... | 09/20/1994 |
| 5315368 | Optical sight enhancing blade arrangement An optical sight typically used in cooperation with a weapon is provided to include a light tube, that in turn further is provided with a blade member mounted to the light tube that includes a concave surface of mirror image reflective qualities directing... | 05/24/1994 |
| 5141313 | Apparatus for producing a collimating mark An apparatus for producing a collimating mark within an optical sighting device includes a light source to generate a beam of light for the mark, imaging optics, and a beam splitter. The beam splitter reflects one portion of the light from the light sourc... | 08/25/1992 |
| 5127165 | Lead computing sight The gun sight comprises a cathode ray tube (21) to generate an aiming image and optical means (22,23) to project said generated image into a line of sight through the gun sight. Velocity of movement of the gun sight is sensed by gyros and in response ther... | 07/07/1992 |
| 5103340 | Multiple-cavity optical filter using change of cavity length This invention describes a tunable optical filter to be used in an optical communication system. The filter of this invention has a pair of resonator cavities which are cascaded. The lengths of each of the cavities change simultaneously with the change in... | 04/07/1992 |
| 5090805 | Bow sight with projected reticle aiming spot A bow sight apparatus is described with at least one lighted reticle aiming spot which is projected onto a partially reflecting mirror through which the target is viewed to superimpose the aiming spot on the target image. A light guide of fluorescent plas... | 02/25/1992 |
| 5054917 | Automatic boresighting device for an optronic system This system enables the boresighting of the optical axes of a system comprising, for example: an infrared distance measuring device, a television camera, sensitive in the visible band, and a laser telemeter which does not emit radiation in the ranges of s... | 10/08/1991 |
| 5037200 | Laser-operated detector In a laser-operated detecting device, the light source of a laser beam applied to a specimen under test is a tunable laser whose wavelength can be continuously tuned in a certain range. The detecting device is realized as a high speed liquid chromatograph... | 08/06/1991 |
| 5026158 | Apparatus and method for displaying and storing impact points of firearm projectiles on a sight field of view Apparatus and method for determining and recording a calculated impact point of one or more projectiles discharged from a firearm include a sighting mechanism with a field of view display unit, sensor elements, a recording unit, and a trajectory calculati... | 06/25/1991 |
| 4993833 | Weapon aiming device The invention relates to an aiming device for weapons whose targets are disposed at changing distances and whose fired projectiles follow a curved trajectory. The aiming device calculates the distance from the weapon to the target. The calculated distance... | 02/19/1991 |
| 4965439 | Microcontroller-controlled device for surveying, rangefinding and trajectory compensation A microcomputer-controlled optical instrument comprises an objective lens, an ocular lens, and an erector lens assembly mounted to pivot between the objective lens and the ocular lens. A first image plane is defined by the objective lens, and a second pla... | 10/23/1990 |
| 4964724 | Radiation receiving mast A radiation mast such as a periscope has a head end 10 incorporating a radiation receiver in the form of a top mirror 12, the lower end 11 of the mast being physically separated by a considerable distance from end 10 and being provided with an information... | 10/23/1990 |
| 4945646 | Arrangement in a luminous dot sighting instrument The invention relates to an arrangement of a luminous dot sighting instrument (1) for use together with a telescopic attachment (2). The invention is characterized in that the optical system of the luminous dot sighting instrument, i.e. the portion (15) c... | 08/07/1990 |
| 4877324 | Optical sighting device with illuminated aiming mark The optical aiming device may be mounted on firearms. It comprises a light-collecting rod (8) consisting of a phosphor material to illuminate a central circular spot (22) of an aiming mark (6). Such illumination passes through a truncated hollow cone (25)... | 10/31/1989 |
| 4869590 | Geodetic instrument The invention relates to a geodetic instrument with a telescope, an objective with a reticle in the focal plane, a clinometer and optoelectronic elements with the objective of avoiding faulty measurements due to a vibrating or oscillating target image, as... | 09/26/1989 |
| 4794430 | Solid state reticle projector for a weapon sight Disclosed is a reticle generator having an azimuth array (64) of light emitting diode filament lines and an elevation array (66) of orthogonal light emitting diode filament lines. The arrays (64, 66) are fixed by rigid bracket members (136, 144) with resp... | 12/27/1988 |
| 4738044 | Light beam target designator A light beam target designator includes a first beam generator and a second beam generator. The beams are aligned so that they may be selectively directed to a common beam deflecting mechanism which allows for deflection of the beams to compensate for win... | 04/19/1988 |
| 4722601 | Apparatus for determining the direction of a line of sight The apparatus comprises a sighting unit, such as helmet 10 carrying a cathode-ray tube 11 and a semi-reflecting screen 13 enabling a user to view a display superimposed on an outside scene. The sighting unit carries a detector unit 15 which determines the... | 02/02/1988 |
| 4671165 | Sighting device for firearm with correction of target lateral movement The sighting device comprises first means for displaying at least one displacement mark parallel to the central vertical spider-line, means for altering the position of said displacement mark, means for measuring the target moving time which has elapsed b... | 06/09/1987 |
| 4665622 | Optical sighting device An optical sighting device for a rifle or other article to be aimed at a target includes a frame for mounting to the rifle and a very short sighting window atop the frame. A light source in the frame powered by a battery shines a beam of light toward the ... | 05/19/1987 |
| 4592654 | Head-up gunsight using a single optical component for viewing both a reticle and landscape A sight such as a gunsight for a helicopter comprises a movable assembly including a reticle generator and a single optical component which is both semireflecting and capable of collimating the image of the reticle. The movable assembly is driven by drive... | 06/03/1986 |
| 4568152 | System for reflecting an image into a microscope A marking image control system for a microscope arrangement in which the image of a marking on a mask is reflected into the optical path and combined with an object image of the microscope, the system forming an intermediate image of the marking in order ... | 02/04/1986 |
| 4528891 | Firing control system for a direct firing weapon mounted on a rotary-wing aircraft Firing control system for a direct firing weapon mounted on a rotary-wing aircraft, which is designed to be actuated by the pilot himself and comprises an electronic computer, the said weapon being mounted for rotating about two transverse axes Y-Y' and Z... | 07/16/1985 |
| 4417814 | Night sight with illuminated aiming point There is disclosed a weapon sight for night time use having an image intensifier tube and an illuminated aiming dot. A front lens forms an image of a dimly lit scene onto the input surface of an image intensifier tube. A resulting intensified image is dis... | 11/29/1983 |
| 4408879 | Beam projector for wheel aligner A projector is disclosed which is constructed as an integral part of a wheel alignment head for use in an alignment system for the wheels supporting a vehicle chassis. The projector causes a beam to be emitted from the "back" of the alignment head toward ... | 10/11/1983 |
| 4404890 | Fire control system A fire control system for a gun comprises a means 10 for determining the position of a target, computer 14 which receives signals representative of the target position from the means 10 and computes fire control signals according to a known programme, the... | 09/20/1983 |