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| Number | Title | Issue Date |
| 7372637 | Focusing unit and optical device A focusing mechanism allowing a user to adjust the focus from infinity to a close distance rapidly and precisely, and an optical device utilizing such a focusing mechanism. The focusing unit includes an optical member movable along an optical axis of an optical syst... | 05/13/2008 |
| 7330310 | Focusing device with diopter adjustment A method for focusing and diopter adjustment in a binocular telescope, in which, for the purpose of diopter adjustment, optical focusing elements (12) in the two telescope tubes (2, 3) can be displaced relative to one another, is distinguished by the f... | 02/12/2008 |
| 7294820 | Night vision system including field replaceable image intensifier tube A night vision goggle system is provided having an image intensifier tube that may be installed or replaced without requiring realignment of the optics. The image intensifier tube is coupled to a first locating feature that is in a predetermined relationship to the ... | 11/13/2007 |
| 7286287 | Visual aid in the form of telescopic spectacles with an automated focusing device A vision aid in the form of telescopic spectacles has two lens systems, which each comprise at least one objective lens (70) and one eyepiece (71). An autofocussing element which changes the focal length of the lens systems for sharp focussing thereof ... | 10/23/2007 |
| 7259908 | Arrangement of operating elements on a microscope What is described is a microscope comprising at least one rotary knob, which is rotatable about an axis of rotation, for operation of actuating elements and comprising a plurality of buttons for control of electrical components, said buttons being arranged in the re... | 08/21/2007 |
| 7251073 | Pair of binoculars The invention aims at providing a pair of binoculars making it possible to easily perform a focusing operation and a diopter adjustment, and efficiently perform an assembling operation. The present invention provides a pair of binoculars having a pair of supporters ... | 07/31/2007 |
| 7126753 | Two-stage variable power binoculars The two-stage variable power binoculars are configured so that, in right and left body tubes focus lenses are movably provided in the direction of optical axis, movable frames are movably provided in a direction so as to intersect with the optical axis, magnificatio... | 10/24/2006 |
| 7125126 | Eye cup adjustment device for optical apparatus such as binoculars An eyepiece member comprises an eye cup provided on the outer circumference of an eyepiece barrel that holds an eyepiece lens, the eye cup being movable relative to the eyepiece barrel along the direction of the optical axis of the eyepiece lens, and a positioning m... | 10/24/2006 |
| 7092155 | Optical device An optical device includes an optical system mount plate, a casing, and a screw-hole forming part. An optical system is mounted on the optical system mount plate. The optical system mount plate is housed in the casing. The screw-hole forming part is provided on a bo... | 08/15/2006 |
| 7072124 | Light-weight high resolution viewer A magnification loupe carried by spectacles has a Galilean lens system comprising a single-element eyepiece lens and a two-element objective lens. The loupes may be mounted to eyeglass frames by a flip-up mounting member, or they may be mounted through the eyeglass ... | 07/04/2006 |
| 7050226 | Play-free rotary mounting A play-free rotary mounting for a drive roll held on stop surfaces in the axial direction on a cylindrical body, wherein V-shaped annular grooves with an opening angle V are provided at least in one of the end faces of the drive roll and the stop surface located opp... | 05/23/2006 |
| 6971754 | Lens cap retention arrangement Vision enhancing apparatus includes a lens and tethered lens cap which protects the lens when the apparatus is not in use. The apparatus also includes a protrusion having a shape complementary to the lens cap for retaining the latter when the apparatus is in use. | 12/06/2005 |
| 6937391 | Optical viewer instrument with photographing function In an optical viewer instrument with a photographing function, there is provided a telescopic lens system for observing objects, and a digital camera system including a solid-state image sensor and a photographing lens system associated with each other such that an ... | 08/30/2005 |
| 6930830 | Binocular telescope A binocular telescope comprises right and left slide plates, and right and left mount plates disposed on the right and left slide plates. Right and left telescopic optical systems are mounted on the right and left slide plates which can be moved to adjust interpupil... | 08/16/2005 |
| 6930829 | Structure for assembly of binocular telescope with photographing function A structure for assembly of a binocular telescope with a photographing function, comprises a lower frame, an upper frame, and an engaging mechanism. A pair of telescopic optical systems is mounted on the lower frame. A photographing unit is mounted on the upper fram... | 08/16/2005 |
| 6927906 | Binocular telescope with photographing function A binocular telescope with a photographing function includes a pair of telescopic optical systems, a casing for receiving the telescopic optical systems, and the casing has outer-side end portions. A camera system includes a photographing optical system, and a solid... | 08/09/2005 |
| 6771434 | Optical device An optical device comprises a lens barrel and a casing. The casing has two casing sections that are movable relative to each other. A distribution cable is provided in the casing, and extends between the casing sections. The distribution cable is loosely wound aroun... | 08/03/2004 |
| 6704142 | Magnification viewer A housing for a magnification loupe is provided having a body portion for an eyepiece lens and a nose portion for an objective lens. The body portion for the eyepiece lens includes outer circumferential threads over which the objective nose portion fits. ... | 03/09/2004 |
| 6542294 | Binocular A binocular, including a right and left lens barrels respectively having a right and left telescope optical systems, is provided with a space occupied by a movement member that moves lenses to vary at least magnification so as to reduce the size of the bi... | 04/01/2003 |
| 6307673 | Focusing device of binocular A connecting member is provided with a first, a second and a third arm which radially extend. A first hole is formed at an end of the first arm, and a second hole is formed at an end of the second arm. The centers of the first and second holes respectivel... | 10/23/2001 |
| 6266185 | Binocular telescope A pair of binoculars includes a compact focusing mechanism providing an open reach-through space between the body tubes of the binoculars with an enhanced area for the user to grasp and hold each body tube. The focusing mechanism further provides for adju... | 07/24/2001 |
| 6236505 | Binoculars A binocular includes a hood, an eyepiece lens panel, and an objective lens panel. The hood has top, left side, and right side portions that are integrally formed. The left and right side portions have free edges that extend downwardly from the top to form... | 05/22/2001 |
| 6236504 | Method and device for adjusting eye range by means of displacements of prisms and ocular lenses A method is designed to adjust the distance between the central axes of two ocular lenses of an optical instrument. The method involves the use of a link mechanism to actuate two movable prisms and the two ocular lenses of the optical instrument to move r... | 05/22/2001 |
| 6219185 | Large aperture diffractive space telescope A large (10's of meters) aperture space telescope including two separate spacecraft--an optical primary objective lens functioning as a magnifying glass and an optical secondary functioning as an eyepiece. The spacecraft are spaced up to several kilometer... | 04/17/2001 |
| 6201640 | Magnification viewer A housing for a magnification loupe is provided having a body portion for an eyepiece lens and a nose portion for an objective lens. The body portion for the eyepiece lens includes outer circumferential threads over which the objective nose portion fits. ... | 03/13/2001 |
| 6134048 | Binoculars with a convergence angle correction mechanism A binocular has a focusing mechanism and a convergence angle correction mechanism. Focusing is achieved by moving an objective optical system or eyepiece optical system along an optical axis. The convergence angle correction mechanism, which is interlocke... | 10/17/2000 |
| 6014253 | Binocular including focus and diopter adjustment of different lens groups A binocular includes two telescope systems. Each telescope system includes an objective system, an erecting system, and an eyepiece system. The binocular also includes a focus adjusting actuator and a focus adjusting knob, as well as a diopter correction ... | 01/11/2000 |
| 5969858 | Binocular A binocular including two telescope systems with parallel axes, eyepiece frames having a concave surface facing a user, adjustable eye cups with a secure locking mechanism, operation controls placed between the telescope systems, a focus adjustment mechan... | 10/19/1999 |
| 5949575 | Binocular telescope A binocular telescope provided with a pair of left and right lens-barrels respectively containing optical systems, a first guide shaft for supporting these lens-barrels in such a manner that the lens-barrels can slide in a direction perpendicular to the o... | 09/07/1999 |
| 5909309 | Method and apparatus for correcting geometrical distortions in an intensified imaging system A method and apparatus to correct and eliminate optical anomalies and geometrical distortions in an intensified imaging system, specifically a night vision system. An image is received from the original objective lens assembly of an unintensified imaging ... | 06/01/1999 |
| 5903387 | Optical axis adjustable binoculars Binoculars which can adjust the optical axes of optical systems by moving at least one lens groups of objective lens groups and eye piece groups in a plane approximately perpendicular to the optical axes of the lens groups and further independently adjust... | 05/11/1999 |
| 5867313 | Multipurpose night vision monocular The present invention is a multifunctional night vision monocular that is adapted for use by a soldier as a hand-held spotting scope, a helmet mounted scope, a head mounted scope, and a weapon mounted scope depending upon circumstances and the needs of th... | 02/02/1999 |
| 5706129 | Binoculars with extraction of a portion of light rays A pair of binoculars includes a first optical system; a second optical systems; a light rays separators that extracts from the first optical system a portion of light rays that pass through the first optical systems; a device for examining the extracted l... | 01/06/1998 |
| 5687034 | Mounting adapter for coupling an optical device to a night vision device A mounting adapter for coupling a TV lens or other type of lens to a night vision device is provided. The mounting adapter is a longitudinal tubular member that has an exterior surface that tapers from a wider first end to a narrower second end. The inter... | 11/11/1997 |
| 5677789 | Binocular A binocular incorporates a focusing and diopter correction mechanism having a common shaft, whereby the diopter adjustment is performed by rotation of the shaft and the focusing operation is performed by axial movement of the shaft. The lens-moving portio... | 10/14/1997 |
| 5663834 | Eyepiece zoom lens system In an eyepiece zoom lens having a lens configuration constituted by seven lenses in three groups, predetermined conditional expressions are satisfied so as to realize a zoom ratio of 3 while attaining a sufficient eye relief and ameliorating various kinds... | 09/02/1997 |
| 5617257 | Variable focus adapter A variable focus adapter is disclosed that comprises the combination of a ns and an aperture provided by a plate all lodged in a housing that is placed so that the lens is in proximity with each objective lens of a binocular arrangement to change the foca... | 04/01/1997 |
| 5615044 | Binocular telescope A binocular telescope includes adjustable optical components. The telescope has at least two telescope halves, respectively having an optical axis passing through an ocular and an objective. The adjustable optical components lie between the ocular and obj... | 03/25/1997 |
| 5508846 | Wide field of view objective lens assembly An objective lens assembly provides up to 60 degrees field of view for the NVIS image intensifier goggle. A first lens subassembly positioned on the focal axis faces a external view and substantially corrects pupil aberrations in an aperture stop located a... | 04/16/1996 |
| 5485307 | Binoculars A binocular includes an eye-piece tube, a first lens system associated with the eye-piece tube for providing a base magnification as seen through the eye-piece tube, and an eye-piece module having a second lens system therein which is interchangeably inst... | 01/16/1996 |
