Abstract: A personal identification and security system including a personal identification verification system, a controlled substance detection and identification system and an alarm indicator responsive to outputs of the personal identification verification system and the controlled substance detection and identification system for providing an alarm indication in response to fulfillment of alarm criteria in at least one of the outputs.

Abstract: A personal identification and security system including a personal identification verification system, a controlled substance detection and identification system and an alarm indicator responsive to outputs of the personal identification verification system and the controlled substance detection and identification system for providing an alarm indication in response to fulfillment of alarm criteria in at least one of the outputs.

Abstract: An auxiliary optical unit attachable to an optical device for optional use therewith, includes: (a) an afocal teleconverter lens system having a predetermined magnification; (b) a laser range finder system for measuring and displaying the range to viewed object; and (c) a beam splitter located within the auxiliary optical unit such that when the auxiliary optical unit is attached to the optical device, both the displayed range and the object are concurrently viewable by the optical device. In the described preferred embodiment, the optical device is a telescopic gun sight to which the auxiliary optical unit is quickly attachable, to provide range display and increased magnification whenever desired.

Abstract: An auxiliary optical unit attachable to an optical device for optional use therewith, includes: (a) an afocal teleconverter lens system having a predetermined magnification; (b) a laser range finder system for measuring and displaying the range to viewed object; and (c) a beam splitter located within the auxiliary optical unit such that when the auxiliary optical unit is attached to the optical device, both the displayed range and the object are concurrently viewable by the optical device. In the described preferred embodiment, the optical device is a telescopic gun sight to which the auxiliary optical unit is quickly attachable, to provide range display and increased magnification whenever desired.

Abstract: A system for detecting controlled substances on an object including at least one laser for illuminating at least part of an object with laser energy and either a second harmonic detector or a luminescence controlled substance detector, or both. Additionally, a system also including a Raman scattering controlled substance detector is disclosed.

Abstract: A night vision monocular having an optical axis is provided which includes a housing having a distal end and a proximal end; an objective lens assembly having at least one objective lens, the objective lens assembly being engaged within the housing at the distal end; an eyepiece lens assembly having at least one eyepiece lens, the eyepiece lens assembly being engaged within the housing at the proximal end; and an image intensifying tube being engaged within the housing between the objective lens assembly and the eyepiece lens assembly and optically communicating with the objective lens assembly and the eyepiece lens assembly, such that light entering the night vision monocular via the objective lens assembly is intensified via the image intensifying tube and further such that the intensified light is focused via the eyepiece lens assembly onto an eye of a viewer.

Abstract: A night vision monocular having an optical axis is provided which includes a housing having a distal end and a proximal end; an objective lens assembly having at least one objective lens, the objective lens assembly being engaged within the housing at the distal end; an eyepiece lens assembly having at least one eyepiece lens, the eyepiece lens assembly being engaged within the housing at the proximal end; and an image intensifying tube being engaged within the housing between the objective lens assembly and the eyepiece lens assembly and optically communicating with the objective lens assembly and the eyepiece lens assembly, such that light entering the night vision monocular via the objective lens assembly is intensified via the image intensifying tube and further such that the intensified light is focused via the eyepiece lens assembly onto an eye of a viewer.

Abstract: A night vision monocular having an optical axis is provided which includes a housing having a distal end and a proximal end; an objective lens assembly having at least one objective lens, the objective lens assembly being engaged within the housing at the distal end; an eyepiece lens assembly having at least one eyepiece lens, the eyepiece lens assembly being engaged within the housing at the proximal end; and an image intensifying tube being engaged within the housing between the objective lens assembly and the eyepiece lens assembly and optically communicating with the objective lens assembly and the eyepiece lens assembly, such that light entering the night vision monocular via the objective lens assembly is intensified via the image intensifying tube and further such that the intensified light is focused via the eyepiece lens assembly onto an eye of a viewer.

Abstract: A vision assist assembly, is provide, for selectable positioning of a one eye vision device in front of an eye of a wearer. The vision assist assembly includes a head cover mounting element for mounting on a head cover, such as a helmet and a positioning element having a proximal end portion and a distal end portion being directly or indirectly connected to the head cover mounting element via the proximal end portion. The positioning element includes an extended arm having a shaft being connected to, or integrally formed with, the distal portion. The shaft serves for mounting thereon the one eye vision device.

Abstract: An autonomous helicopter blade end lighting device including a light source being connectable to a helicopter blade end, and a power source being connectable to the helicopter blade end for providing the light source with power for operation.

Abstract: A dry zeroing assembly is provided for zeroing a gun-sight implemented on a gun having a barrel.

Abstract: An azimuth alignment system for an underground azimuth alignable device, the azimuth alignment system including (a) an underground unit including two spaced linear light sensitive articles on an upper face thereof, each of the light sensitive articles including a row of miniature light sensitive elements, the underground unit being connectable in a known positional relation to the underground azimuth alignable device; and (b) an aboveground azimuth alignable telescope device having a longitudinal axis, the telescope device including an aboveground unit, the aboveground unit including at least one light source for generating at least one light beam being detectable by the miniature light sensitive elements of the light sensitive articles, each of the light sources being positioned in a known relation with respect to the longitudinal axis of the telescope device, such that by aligning the telescope device in a desired azimuth and illuminating the light sensitive articles of the underground unit, a deviation of

Abstract: A single eye vision device includes a head mount, a vision assist assembly mounted on the head mount for selectable positioning in front of an eye of a wearer and single lever operated positioning apparatus for positioning of the vision assist assembly on the head mount.

Abstract: Dual mode apparatus for assisting in the aiming of a firearm including laser designating apparatus boresighted with the barrel of the firearm, apparatus for actuating the laser designating apparatus in a first mode of operation for illuminating an impingement location on a target while permitting normal operation of the firearm to shoot projectiles and apparatus for actuating the laser designating apparatus in a second mode of operation to illuminate an impingement location on a target with laser light in response to actuation of the trigger of the firearm.