Abstract: A solid immersion lens device and method of making. A solid immersion lens device is provided having a plurality of solid immersion lenses. The solid immersion lenses are provided in a predetermined pattern and secured so as to cause them to be in a fixed position with respect to each other.

Abstract: A laser image projector includes a substrate; and a two dimensional array of individually addressable laser pixels formed on the substrate for emitting an imagewise beam of laser light perpendicular to the substrate, each of the laser pixels including an addressable organic light emitting diode (OLED) and an organic vertical cavity laser that is arranged to be pumped by the OLED.

Abstract: A system for remote quantitative detection of fluid leaks from a natural gas or oil pipeline by use of an airborne platform; including at least one laser light source for nearly simultaneous illuminating two or more target fluids and a background, wherein the two or more target fluids are characterized by two or more absorption wavelengths, and wherein the background has a different wavelength than either of the two or more target fluids. The illumination source is pointed based on a positioning system while in a geometric area along a path two or more target fluids are scanned for using the illumination sources. A signal detector detects the two or more target fluids using quantitative signal processing. Also included are a controller, a path planning and path finding tool for the positioning of the airborne platform, and a communicator for communicating the presence of the detected leak.

Abstract: A method utilizing an imaging probe for registering images associated with a medical image processing application comprises the steps of: (a) providing a local tracking system that generates a field in a local area within which the imaging probe is used; (b) capturing first and second images representing substantially the same object; (c) sensing field emissions from the local tracking system to establish positional coordinates of the imaging probe during image capture; (d) using the positional coordinates to register the first and second images; and (e) utilizing the registered images to determine a characteristic of the object.

Abstract: A white-light laser integrated structure that includes a substrate; and one or more individually addressable laser light pixels formed on the substrate for emitting a white beam of laser light perpendicular to the substrate. Each of the one or more individually addressable laser light pixels include one or more organic light emitting diodes (OLEDs) and a plurality of organic vertical cavity lasers that are arranged to be optically pumped by the one or more OLEDs. The plurality of organic vertical cavity lasers emits differently colored light and the one or more individually addressable laser light pixels emit substantially white light when the differently colored light is combined.

Abstract: A system for laser light delivery from an organic fiber laser, including a multi-layered vertical cavity film structure, wherein the multi-layered vertical cavity film structure is excited by an energy source; and an optical fiber integrated with the multi-layered vertical cavity film structure, such that the multi-layered vertical cavity film structure is deposited on the optical fiber; and wherein the delivery of laser light occurs at an end of the optical fiber as emitted laser

Abstract: An electronic imaging system for providing a view able color image from an image data stream, including: a plurality of different colored laser light sources arranged in an at least one array with each such colored laser light source including a vertical cavity design; at least one area light valve for receiving the laser light and producing the view able color image from the image data stream; and a projection lens for projecting the view able color image onto a target plane.

Abstract: A system and security card comprising a support substrate having a diffuse layer disposed thereon, the support substrate having a substantially uniform light transmitting characteristic, the lens layer having a predetermined pattern area formed thereon such that when light is transmitted through the support substrate and the diffuse layer a unique pattern is produced that can be read from the light passing there through.

Abstract: A digital reading and/or writing system and method for reading and/or digital data recorded on a digital recording medium. The system includes a first array having a plurality of near-field solid immersion optical lenses and a second array having a plurality organic micro-cavity lasers with the capability of light intensity modulation. The first array being positioned with respect to the second array such that each near-field optical lens of the first array is associated with at least one organic micro-cavity laser in the second array wherein each of the plurality of organic micro-cavity lasers with the capability of light intensity modulation providing light to its associated near-field solid immersion optical lens that is used for reading digital data on the digital recording medium.

Abstract: A non-invasive method for evaluating the degree of healing around a prosthetic device or implant that is obscured by tissue employs a source of imaging radiation that illuminates an area of bone or tissue around the prosthetic device or implant. The method comprises obtaining first and second images representing the bone or tissue taken at different times; determining reference points identifying similar image positions in the first and second images; registering the first and second images by utilizing the reference points, thereby producing first and second registered images; utilizing the registered images in a subtractive process to determine the differences between the first and second images; and utilizing the differences between the first and second images to generate measurements of bone or tissue growth over time around the site of the prosthetic device or implant, thereby measuring the extent of healing around the prosthetic device or implant.

Abstract: A method and system for equalizing non-diagnostic differences that occur in two or more radiographic images taken of the same object at different times utilizes a radiation source that generates a beam of radiation and an image receiver positioned to receive radiation from the radiation source that interacts with the object, whereby image data of the object is captured by the receiver. The method includes the steps of interposing a target in the path of the beam of radiation between the source and the image receiver such that the target is imaged upon the image receiver together with the object; using the radiation source and the receiver to capture two or more images of the object at different times; generating measurements of the targets in each of the captured images; and using the measurements to equalize the image data of the radiographic images, thereby generating two or more equalized images that have been processed to equalize the non-diagnostic differences between the images.

Abstract: A portable intra-oral capture and display system, designed for use by a dental practitioner in connection with a patient seated in a dental chair, includes: a handpiece elongated for insertion into an oral cavity of the patient, where the handpiece includes a light emitter on a distal end thereof for illuminating an object in the cavity and an image sensor for capturing an image of the object and generating an image signal therefrom; a monitor interconnected with the handpiece, where the monitor contains electronics for processing the image for display and a display element for displaying the image, where the interconnection between the monitor and the handpiece includes an electrical connection for communicating the image signal from the image sensor in the camera to the electronics in the monitor; and a receptacle on the dental chair for receiving the monitor, wherein the receptacle conforms to the monitor such that the monitor may be withdrawn from the receptacle in order to allow the display element to be

Abstract: A method for detecting failures in a natural gas returning radiation from the pipeline; determining that there is a failure in the pipeline when the spectral or thermal signature indicates that there is a plume of escaping natural gas from the pipeline emitted from a failure; and indicating to a customer that a failure in the pipeline has been detected at a predetermined coordinate position.

Abstract: An apparatus and method for determining whether a postal object has been exposed to a predetermined level of radiation. In a preferred embodiment, the apparatus is a postage stamp including a radiation detection portion comprising a radiation sensitive material having a first characteristic and a visually observable second characteristic when exposed to a predetermined level of radiation, the first characteristic differing from the second characteristic.

Abstract: A solid immersion lens device and method of making. A solid immersion lens device is provided having a plurality of solid immersion lenses. The solid immersion lenses are provided in a predetermined pattern and secured so as to cause them to be in a fixed position with respect to each other.

Abstract: A thin-film organic laser, that includes: a substrate; a bottom mirror provided on the substrate; at least one active region deposited on the bottom mirror, wherein the at least one active region includes organic gain material; an external mirror provided at a predetermined distance from the at least one active region such that the bottom mirror combined with the external mirror forms a laser resonator; and an optical pumping means for exciting the organic gain material to produce a laser beam with a wavelength &lgr; and at least one lateral laser mode in the laser resonator and an output of laser light.

Abstract: A vertical cavity organic laser device, that includes: an organic laser cavity including: a bottom dielectric stack for receiving and transmitting pump beam light and being reflective to laser light over a predetermined range of wavelengths; an organic active region for receiving transmitted pump beam light from the bottom dielectric stack and for emitting the laser light; a top dielectric stack for reflecting transmitted pump beam light and laser light from the organic active region back into the organic active region, wherein a combination of the bottom and the top dielectric stacks and the organic active region produces the laser light; the device further including an external pump beam light source for optically pumping light to the organic laser cavity; and a positioner for locating the organic laser cavity in a spaced relationship to the external pump beam light source.

Abstract: A display system for providing a user viewable visible image, includes a view screen for receiving organic laser light and having a diffusing optical element so that the view screen, in response to organic laser light, produces a viewable visible image, wherein the diffusing optical element includes a viewing angle greater than 160° in a first viewing direction and greater than 100° in a second viewing direction orthogonal to the first direction; one or more organic laser light sources arranged in an array with each such laser light source including a vertical cavity design and means for projecting and modulating the intensity of the organic laser light from the array onto the view screen in a pattern to cause a visual image to be produced by the view screen; and means associated with the view screen for reducing speckle in the organic laser light.

Abstract: An organic laser cavity structure is described, comprising a plurality of organic laser cavity devices, each organic laser cavity device characterized by: i) a first dielectric stack for receiving and transmitting pump beam light and being reflective to laser light over a predetermined range of wavelengths; ii) an organic active region for receiving transmitted pump beam light from the first dielectric stack and for emitting light; iii) a second dielectric stack for reflecting transmitted pump beam light and laser light from the organic active region back into the organic active region, wherein a combination of the first and second dielectric stacks and the organic active region produces the laser light; and a predetermined arrangement of the plurality of organic laser cavity devices, such that a desired laser output is obtained.

Abstract: An organic laser cavity device, that includes: a first dielectric stack for receiving and transmitting pumped beam light and being reflective to laser light over a predetermined range of wavelengths and having a substantially low threshold for optical excitation; an organic active region for receiving the transmitted pumped beam light and laser light from the first dielectric stack, and emits the laser light; a second dielectric stack for reflecting the transmitted pumped beam light and the laser light from the organic active region back into the organic active region, wherein a combination of the first and second dielectric stacks and the organic active region outputs the laser light; and an external self-contained photon source of the pumped beam light cooperating with the organic laser cavity for optical excitation at the substantially low threshold.