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| Number | Title | Issue Date |
| 7349760 | System and method for sensing and controlling the concentration of a chemical agent in a solution A system for measuring and controlling the concentration of a chemical agent in a solution has a reaction cell for receiving a sample, a titrant dropper for releasing one or more drops of titrant into the sample, a first photosensor for sensing disruptions of light ... | 03/25/2008 |
| 7064811 | Imaging rotating turbine blades in a gas turbine engine A system (10) for imaging a rotating turbine blade (20) includes an image projector (12) receiving a moving image of the rotating blade and projecting a movement-compensated image. The system also includes an image receptor (14) for recei... | 06/20/2006 |
| 7027639 | High speed optical image acquisition system with extended dynamic range A high-speed image acquisition system includes a source of light; a sensor for acquiring a plurality of images of the target; a system for determining relative movement between the source and the target; and an image processor for processing the acquired images to g... | 04/11/2006 |
| 7018039 | Contact lens A contact lens is provided. One embodiment of the present invention provides a method for fitting and prescribing a contact lens. Another embodiment of the present invention comprises a contact lens construction that provides a stable prescription platform. Yet anot... | 03/28/2006 |
| 6413251 | Method and system for controlling a digital mircomirror device for laser refractive eye surgery A laser eye surgery system includes a laser for producing a laser beam capable of making refractive corrections, an optical system for shaping and conditioning the laser beam, a digital micromirror device (DMD) for reflecting the shaped and conditioned be... | 07/02/2002 |
| 5126872 | Apparatus for optically scanning the surface of an object whose surface is capable of reflecting or scattering light An apparatus for optically scanning a reflective object includes a first reflector having a frustoconical reflecting surface with a central opening. A second reflector has a flat reflecting surface which faces the frustoconical surface and is inclined wit... | 06/30/1992 |
| 4643565 | Inspection device for high-speed prints An inspection device for detecting faulty prints on a printed matter running at a high speed. The prints on the printed matter are held as if they were stopped on account of the employment of an even-numbered polygonal prism which rotates in synchronism w... | 02/17/1987 |
| 4529173 | Shielding device to reduce wind velocity A shielding device to reduce wind velocity, in particular for the deposition of drifting sand or snow, has several plane elements which may be erected next to each other at an approximate right angle to the oncoming direction of the wind. The height of th... | 07/16/1985 |
| 4301488 | Tape cassette A tape cassette includes a hollow housing and guiding rollers for guiding a tape along a predetermined path within the housing. A stroboscope device is operatively connected with the tape for indicating the speed of movement of the latter.... | 11/17/1981 |
| 4053227 | Method and apparatus for automatic and contactless measurement of the height of moving blades of a turbine A method and apparatus for measuring the height of a blade of a turbine rotor as the rotor is being rotated characterized by deflecting a laser beam at a given deflection frequency across the path of the moving blade so that a portion of the deflected bea... | 10/11/1977 |
