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| Number | Title | Issue Date |
| 4950064 | Carbon fiber riflescope housing A riflescope is disclosed which is manufactured from impregnated carbon fibers so as to be light weight, exceedingly strong and have essentially a zero coefficient of thermal expansion.... | 08/21/1990 |
| 4923296 | Oriented simultaneous vision bifocal contact lenses or the like utilizing introaocular suppression of blur A lens system comprises a pair of corrective lenses whose surfaces are divided into a series of substantially discrete near and distant vision zones whose dimensions and positions are such that, relative to the line of sight of the right and left eye resp... | 05/08/1990 |
| 4909818 | System and process for making diffractive contact A diffractive bifocal eye lens, an otpical system, and processes for fabrication of such lenses are disclosed. The optical system includes the following principal elements in optical alignment along an optical axis, for accomplishing the indicated steps o... | 03/20/1990 |
| 4896958 | Flexible contact lens for enhanced movement on the eye A flexible contact lens (20) is disclosed as having a central power portion (24), a peripheral flange portion (27), and an externally concave transition portion (26) joining the central portion and the flange portion, whereby the flange portion extends ou... | 01/30/1990 |
| 4867533 | Friction lock for optical adjustment A lock ring prevents inadvertent rotation of a rotatable focusing eyepiece for an optical instrument. The ring is disposed on the device and is fixed against rotation. A face is provided on the ring which is adapted to frictionally engage the eyepiece to ... | 09/19/1989 |
| 4818086 | Focus lock for binoculars A binocular with a focusing/locking knob having a pair of essentially flat paddle platforms which are easily contacted by the fingertips of a user. The paddle platforms being independently pivoted on the knob and having means for preventing rotational mot... | 04/04/1989 |
| 4802755 | Dual purpose sunglass lens having gold appearance and method of manufacture A method of manufacturing a dual purpose sunglass lens having a gold appearance, as well as the lens itself, is described wherein a photochromic lens is coated on its front and rear surfaces with a titanium monoxide material. An antireflection substance i... | 02/07/1989 |
| 4758081 | Control of laser photocoagulation using Raman radiation Apparatus is disclosed for pre-determining laser coagulation dosages and for monitoring laser photocoagulation during treatment by detection of radiation produced in the eye. Embodiments of the present invention comprise means for applying radiation to a ... | 07/19/1988 |
| 4729646 | Multi-use microscope having modular construction of extruded parts A microscope is provided which is simply, accurately and inexpensively constructed from substantially all extruded parts. The modular construction of the microscope greatly reduces the costs of the instrument without sacrificing accuracy. The modularity f... | 03/08/1988 |
| 4724526 | Apparatus and method for determining object elevation and height from images thereof A cartographic apparatus for determination of the elevations of features and heights of objects from stereoscopic images of complementing input records includes a parallax bar and movable reticles for generating a floating mark over points of interest in ... | 02/09/1988 |
| 4712890 | Apparatus for adjusting play in a precision optical instrument A support member for a precision optical instrument includes an integral bearing guide member for providing relatively friction-free movement to a movable member. The integral member 15 is pivoted with respect to the movable member to adjust the amount of... | 12/15/1987 |
| 4710636 | Reticle plate having a fluorescing pattern In a reticle plate, a pattern is provided which contains a material that, when activated by a particular source of light, becomes highly visible in the field of view of the viewing instrument.... | 12/01/1987 |
| 4704013 | Auxiliary adjusting mechanism for optical instruments A precision optical instrument includes an auxiliary focusing mechanism coupled to the primary focusing mechanism such that rotation of the auxiliary mechanism rotates the primary mechanism.... | 11/03/1987 |
| 4701597 | Portable contact lens disinfecting apparatus Contact lens disinfecting apparatus is provided having first and second lens-holding chambers, an electrically conductive heat sink thermally coupled to said chambers, electrically energizable heater thermally and electrically coupled to the heat sink, a ... | 10/20/1987 |
| 4690520 | Apparatus for use in transporting a photogrammetric microscope from a first position to a second position A slide mechanism for use in transporting a stereoscope along a horizontal support arm of a photogrammetric instrument includes a member slidably mounted to a pair of support tracks cantilevered to the support arm. A clamping mechanism is used to lock the... | 09/01/1987 |
| 4684225 | Cable drive focusing mechanism for optical instruments An adjusting mechanism for an optical instrument such as a microscope has a plurality of pulleys which are coupled together by a flexible, non-elastic cable. One of the pulleys is fixably rotated to a support member while the other pulleys are rotatably f... | 08/04/1987 |
| 4680998 | Toric lenses, method and apparatus for making same A unique lens (10) having a peripheral carrier surface (13), a central optical zone (18) providing the toricity required to achieve a given spherical and cyclinder correction that is oriented to a selected axis angle (.psi.) and an intermediate, annular, ... | 07/21/1987 |
| 4618229 | Bifocal contact lens A ballasted multifocal contact lens has a vent for releasing constrictive pressure provided in its lower and ballasted portion. The vent has a surface which tapers from the anterior surface toward the posterior surface to allow the lens to be positioned b... | 10/21/1986 |
| 4616517 | Monoaxial coarse-fine adjusting mechanism for optical instruments, such as microscopes A monoaxial coarse-fine adjusting apparatus for optical instruments has a pair of friction wheels whose peripheries are in engagement with the fine adjusting shaft. The axles to which the friction wheels are mounted are received in slots formed in the coa... | 10/14/1986 |
| 4571037 | Fiber optic microscope with adjustable tube assembly A compact portable microscope includes an optical tube assembly which is resiliently mounted therein. Adjusting members bear against the optical tube to shift the position of the objective relative to the stage. The image of the specimen being examined ma... | 02/18/1986 |
| 4555620 | Automatic illumination control for multi-objective optical instruments such as microscopes A multi-objective optical instrument, such as a microscope, has a photocell disposed in the optical path so as to effectively detect the intensity of light being transmitted by an illuminator to a receptor plane, such as defined by an operator's eyes. The... | 11/26/1985 |
| 4527870 | Portable illuminated optical fiber microscope A portable microscope for inspecting fiber optic cables has an illumination system including a selectively positionable light occluder which permits end examination of a cable when in a first position and examination of the optical transmission of the cab... | 07/09/1985 |
| 4512206 | Actuating device for rotating shafts An actuating mechanism is rotatably and pivotably mounted to a rotatable adjusting mechanism of an instrument. The rotatable mechanism includes a bearing surface and a friction surface. The actuating mechanism includes a pivot and friction means. By pivot... | 04/23/1985 |
| 4505556 | Rotatable specimen mount for optical fiber microscopes A specimen mount for a microscope holds a fiber optic cable so that the end of the cable may be examined. The mount is rotatable to angularly displace the cable end being examined.... | 03/19/1985 |
| 4479032 | Digitizing cursor and coordinate grid system A digitizer cursor is provided with a multifunctional control panel. The panel is comprised of a multiplicity of switches for defining various modes of cursor operation in use with a digitizer coordinate axes grid assembly or pad. Novel circuitry provides... | 10/23/1984 |
| 4455901 | Apparatus for controlling lathed contact lens thickness A device for controlling the thickness of a contact lens produced on an automatic and computerized numerically controlled (CNC) lathe is disclosed. A sensor control device is incorporated on a lens lathing machine for engaging the front surface of a lens ... | 06/26/1984 |
| 4455592 | High intensity illumination light table with attenuating means coupled to rhomboid arms A high intensity light table, for use with a stereomicroscope having movable rhomboid arms, has an illumination source and a reflector. The table also includes light diffusing members which are rotatably mounted thereto. The diffusing members have: (1) ma... | 06/19/1984 |
| 4455593 | High intensity illumination light table with attenuating and reflecting means coupled to rhomboid arms A high intensity light table, for use with a stereomicroscope having movable rhomboid arms, has an illumination source and a reflector. The table also includes light diffusing members which are rotatably mounted thereto. The diffusing members have: (1) ma... | 06/19/1984 |
| 4445758 | Mechanism for accomplishing coarse and fine adjustments in a microscope A monoaxial adjusting system is provided for accomplishing both coarse and fine focusing adjustments between the nosepiece and stage of a microscope. The coarse adjustment is made by rotation of either of two coarse adjusting knobs which in turn directly ... | 05/01/1984 |
| 4440317 | Sterile liquid storing and dispensing apparatus An apparatus for storing and selectively dispensing sterile liquids comprises a liquid filled sealed flexible bag which has an integral dispensing spout formed therein. The flexible bag is received within a two piece housing which has spring mechanism to ... | 04/03/1984 |
| 4427271 | Gaskets for thin glass lenses mounted in ophthalmic frames A technique is presented for increasing the effective strength and impact resistance of mounted, finished, edged and strengthened ophthalmic glass lenses and particularly those which are relatively thin and prestrengthened chemically. This is accomplished... | 01/24/1984 |
| 4379965 | Contact lens disinfecting apparatus A contact lens disinfector utilizes a positive temperature coefficient (PTC) element as its heating source. The PTC heater element is held in intimate contact with a heat sink by a spring biasing member which accurately positions and tensions the PTC heat... | 04/12/1983 |
| 4286815 | Lens insertion and removal device A device for facilitating the insertion and removal of a soft contact lens from a human eye, including a suction cup, a tunnel extension on one side of the suction cup, a vacuum source for applying vacuum through the suction cup to the lens and a collapsi... | 09/01/1981 |
| 4266692 | Sealed container having a deformable elongate member in the seal area A sealed container having matter, such as a liquid, paste or powder effectively sealed in the container, has an elongate stopper member transversely disposed in the seal. The seal grips the elongate stopper member but is not sealed thereto. The elongate s... | 05/12/1981 |
| 4231638 | Microscope objective An improved objective for a microscope, particularly clinical specular microscopes for the observation of cornea endothelium cells, comprises a housing having first and second tubular lens holders slidably disposed therein. The second tubular lens holder ... | 11/04/1980 |
| 4221414 | Contact lens insertion and removal device A device for the insertion and removal of soft contact lenses comprises a bifurcated member having a pair of flexible members extending from the main body and contact lens gripping surfaces attached to the ends of each of the flexible members. The angular... | 09/09/1980 |
| 4198980 | Intraocular lens inserting tool An artificial intraocular lens system is provided with posterior and anterior tabs adapted to receive and hold a pin substantially perpendicularly therebetween. Said lens system allows for the insertion and affixing of the lens in the eye without the use ... | 04/22/1980 |
| 4187005 | Microscope support system for use in examining eyes in vivo and enucleated A system is provided for supporting and positioning a corneal endothelium microscope to permit: (1) examination of the corneal endothelium of an eye in vivo; and (2) examination of the corneal endothelium of an enucleated eye. The system includes a suppor... | 02/05/1980 |
