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| Application No. | Application Title | Issue Date |
| 20110310918 | LASER MODULE Provided is a laser module. The laser module comprises: a substrate; an gain unit oscillating a laser light on the substrate; an external resonance reflecting unit total-reflecting the laser light at an external of the substrate adjacent to one side of the gain unit; an... | 12/22/2011 |
| 20110310922 | LASER RESONATOR One embodiment of a laser resonator comprises one or more laser resonator components, a container and an ozone generator. The laser resonator components include a non-linear crystal, a beam polarization combiner, an optical lens, a mirror and/or an optical grating. The ... | 12/22/2011 |
| 20110280273 | PLASMON STABILIZED LASER DIODES A device having a light cavity includes, at one end, a plasmonic reflector having a grating surface for coupling incoming light into traverse plasmon waves and for coupling the traverse plasmon wave into broaden light, the surface serving to redistribute light within th... | 11/17/2011 |
| 20110274135 | Broadband Dispersion-Free Optical Filter Cavities Based on Dielectric Mirrors with Complementary Dispersion A substantially dispersion-free optical filter cavity includes a first multilayer mirror and a second multilayer mirror, wherein each mirror includes layers of a less-refractive material and layers of a more-refractive material, the more-refractive material having a hig... | 11/10/2011 |
| 20110176574 | SOLID-STATE LASER DEVICE A solid-state laser apparatus 1 bounces laser light L2 between an end mirror 3 and an output mirror 4 via a slab-type solid-state laser medium 2 excited by excitation light L1 to thereby amplify and output the laser light L2.... | 07/21/2011 |
| 20110096802 | HIGH POWER RADIATION SOURCE WITH ACTIVE-MEDIA HOUSING A high power source of electro-magnetic radiation having a multi-purpose housing is disclosed. The multi-purpose housing includes an interior filled with a material forming at least a light source and further comprising a reflector which can envelope a laser rod surroun... | 04/28/2011 |
| 20110069733 | REGENERATIVE RING RESONATOR A laser includes a regenerative ring resonator that includes a discharge chamber having electrodes and a gain medium between the electrodes for producing a laser beam; a partially-reflective optical coupler, and a beam modification optical system in the path of the lase... | 03/24/2011 |
| 20110064113 | LASER LIGHT SOURCE A laser light source 1 is provided with a first reflection mirror 11, a laser medium 12, an aperture 13, an output mirror 14, a half mirror 15, a light beam diameter adjuster 16, and a second reflection mirror 17, ... | 03/17/2011 |
| 20100254424 | RELIABLE STARTUP OF HIGH POWER THIN-DISK LASER RESONATORS Helper resonators useful for the reliable, controlled startup of an associated high power multidisk unstable imaging thin disk laser (TDL) main resonator each includes one of the thin disk gain elements (TDGEs) of the associated main resonator and a pair of helper refle... | 10/07/2010 |
| 20100238966 | LIGHT SOURCE APPARATUS AND PROJECTOR A light source apparatus includes: a light emitter; a pair of electrodes for driving the light emitter; and an external resonant cavity that reflects part of the light emitted from a light-exiting end surface of the light emitter. The light emitter includes an active la... | 09/23/2010 |
| 20100142579 | RESONATOR OF HYBRID LASER DIODE Provided is a resonator of a hybrid laser diode. The resonator includes: a substrate including a semiconductor layer where a hybrid waveguide, a multi-mode waveguide, and a single mode waveguide are connected in series; a compound semiconductor waveguide, provided on th... | 06/10/2010 |
| 20100097602 | DICHROIC BEAMSPLITTER FOR HIGH ENERGY LASER DIAGNOSTICS Wavefront control techniques are provided for the alignment and performance optimization of optical devices. A Shack-Hartmann wavefront sensor can be used to measure the wavefront distortion and a control system generates feedback error signal to optics inside the devic... | 04/22/2010 |
| 20100098115 | CAVITY-DUMPED PULSED SOLID-STATE LASER WITH VARIABLE PULSE-DURATION In a cavity-dumped, repetitively-pulsed, solid-state laser cavity dumping is protracted over a predetermined time longer than a round-trip time of the resonator of the laser. The cavity dumping is effected by a Pockels cell optical switch. During a dumping period a volt... | 04/22/2010 |
| 20100085991 | Optical resonator and tunable laser An optical resonator has a Y-branched waveguide including first, second, and third optical waveguides interconnected at a single point. The first optical waveguide leads toward a reflector. The second and third optical waveguides are optically interconnected by a curved... | 04/08/2010 |
| 20100074296 | SOLID STATE LASER AND WAVELENGTH CONVERSION LASER Two convex lenses (61, 62), each of which has a focal length “f”, and a 90 degree polarization rotator (5) are interposed between solid-state laser elements (21, 22) of a symmetrical resonator having the two solid-state laser elements (21, 22... | 03/25/2010 |
| 20100040094 | Optical systems for laser arrays Surface emitting laser arrays with intra-cavity harmonic generation are coupled to an optical system that extracts harmonic light in both directions from an intra-cavity nonlinear optical material in such a way that the focusing properties of the light beams are matched... | 02/18/2010 |
| 20100027578 | SURFACE EMITTING LASER, MANUFACTURING METHOD OF SURFACE EMITTING LASER, SURFACE EMITTING LASER ARRAY, MANUFACTURING METHOD OF SURFACE EMITTING LASER ARRAY, AND OPTICAL APPARATUS INCLUDING SURFACE EMITTING LASER ARRAY A surface emitting laser which is configured by laminating on a substrate a lower reflection mirror, an active layer, and an upper reflection mirror, which includes, in a light emitting section of the upper reflection mirror, a structure for controlling reflectance that... | 02/04/2010 |
| 20090310631 | High-Repetition-Rate Guided-Mode Femtosecond Laser Femtosecond pulse trains in waveguide lasers with high fundamental repetition rates are achieved by exploiting the nonlinearity in the waveguide. Components of the apparatus include an optical resonator, a saturable absorber for starting and stabilizing mode-locking, an... | 12/17/2009 |
| 20090310641 | LASER LIGHT SOURCE, PLANAR LIGHT SOURCE, AND LIQUID CRYSTAL DISPLAY DEVICE A laser light source, a surface light source and a liquid crystal display apparatus that can reduce speckle without relying upon mechanical vibrations. The laser light source (100) provides a light emitting element (101) emitting laser light; a deflection ... | 12/17/2009 |
| 20090304033 | LASER FOR GENERATING MULTIPLE WAVELENGTHS A laser comprising: a first reflector and a second reflector defining a first resonator cavity; a third reflector defining a second resonator cavity with the first reflector; a laser material disposed such that it is located in both the first and the second resonator ca... | 12/10/2009 |
| 20090290613 | EXTERNAL CAVITY LASER ASSEMBLY INCLUDING EXTERNAL CHIRPED EXIT REFLECTOR FOR IMPROVED LINEARITY An external cavity laser assembly includes an external chirped exit reflector configured to reduce changes in reflectivity, thereby improving linearity. The chirped exit reflector may be configured to provide a reflectivity profile with a substantially flat peak portion... | 11/26/2009 |
| 20090274177 | TURNABLE LASER DEVICE A laser apparatus includes a first surface-emitting laser device having an active region including at least one group of two or more quantum wells configured to generate photons and having an internal mirror configured to reflect the generated photons, and first and sec... | 11/05/2009 |
| 20090274176 | COMPACT, THERMALLY STABLE MULTI-LASER ENGINE Various embodiments of a multi-laser system are disclosed. In some embodiments, the multi-laser system includes a plurality of lasers, a plurality of laser beams, a beam positioning system, beam focusing optics, a thermally stable enclosure and a temperature controller.... | 11/05/2009 |
| 20090268762 | Optical intergrated device An object of the invention is to provide an optical integrated device which enables to supply a wide range of variable wavelength and to reduce the coupling loss. The optical integrated circuit chip (10) includes a semiconductor optical amplifier section (20 | 10/29/2009 |
| 20090232176 | Single Mode Vertical Cavity Surface Emitting Laser Using Photonic Crystals With A Central Defect Vertical cavity surface emitting lasers are disclosed, one example of which includes a substrate upon which a lower mirror layer is formed. An active region and upper mirror layer are disposed, in that order, on the lower mirror layer. In particular, the upper mirror la... | 09/17/2009 |
| 20090225805 | PHOTONIC CRYSTAL AND SURFACE EMITTING LASER USING SUCH PHOTONIC CRYSTAL A photonic crystal that can spatially control the resonance efficiency and reduce the leakage of light in transversal directions and a surface emitting laser that can be formed by using such a photonic crystal are provided. The photonic crystal has a first region and a ... | 09/10/2009 |
| 20090225797 | Semiconductor laser component , optical device for a semiconductor laser component, and method for producing an optical device A semiconductor laser component comprising a semiconductor laser chip (1) provided for generating radiation and an optical device comprising a carrier (7), a radiation deflecting element (8) arranged on the carrier and a mirror arranged on the carri... | 09/10/2009 |
| 20090225800 | VERY LOW-NOISE SEMICONDUCTOR LASER The subject of the invention is a laser comprising a semiconductor active medium with a population inversion lifetime τc and a resonant cavity with a lifetime of the photons in the cavity τp. The cavity includes means for being longitudinally mon... | 09/10/2009 |
| 20090196319 | VERTICAL CAVITY SURFACE EMITTING LASER A vertical cavity surface emitting laser is provided which controls the reflectivity at the middle portion and the peripheral portion of the mirror with a simple structure to cause oscillation of a single lateral mode by use of a mirror having the refractive index chang... | 08/06/2009 |
| 20090180511 | Waveguide Retroreflector And Method Of Fabricating The Same A waveguide retroreflector consists of an end cap with curved output surface attached to a waveguide such as optical fiber. The radius of curvature of the output surface of the end cap matches the length of the end cap so as to retro-reflect a substantial portion of rad... | 07/16/2009 |
| 20090180510 | GUIDING A BEAM FROM AN UNSTABLE LASER RESONATOR A gas laser includes an unstable laser resonator disposed in a laser housing, and a beam guide configured to guide a laser beam decoupled from the laser resonator out of the laser housing. The laser beam is coupled into the beam guide, and the beam guide is an optical f... | 07/16/2009 |
| 20090168830 | Optical transmission assembly An optical transmission assembly consists of an upper cladding; a lower cladding; a specified width core formed between the upper cladding and the lower cladding; a surface light emitting device mounted on an upper surface of the upper cladding, a light emitting surface... | 07/02/2009 |
| 20090097511 | LASER LIGHT SOURCE AND METHOD OF OPERATING THE SAME A laser light source comprises a semiconductor laser adapted for pulsed operation, a partially transmitting wavelength selective light reflector. The semiconductor laser comprises a front facet and a back facet. The front facet and the back facet define an internal lase... | 04/16/2009 |
| 20090092167 | MODE-LOCKED SHORT PULSE LASER RESONATOR AND SHORT PULSE LASER ARRANGEMENT A mode-locked short pulse laser resonator including a pump laser beam input, a non-linear laser medium, a plurality of resonator mirrors as well as a first outcoupler mirror and a second outcoupler mirror, wherein the first outcoupler mirror is arranged for coupling out... | 04/09/2009 |
| 20090080489 | VERTICAL CAVITY SURFACE EMITTING LASER AND IMAGE FORMING APPARATUS USING THE VERTICAL CAVITY SURFACE EMITTING LASER Provided is a laser having a multilayer reflector that suppresses the multimode operation. A vertical cavity surface emitting laser includes a first mirror, a cavity having an active layer, and a second mirror that are laminated. The second mirror is a multilayer reflec... | 03/26/2009 |
| 20090059993 | MONO-SLAB LASER CAVITY A YAG/Nd:YAG block where an Nd:YAG block ends in a peak integrated inside a YAG block. The YAG block has reflective surfaces positioned at 45° to one another. The angled reflective surfaces serve as a “mirror” within the laser cavity to effectively increase the len... | 03/05/2009 |
| 20090059235 | Rotationally Asymmetric Chaotic Optical Multi-Pass Cavity The present invention relates to a rotationally asymmetric chaotic optical multi-pass cavity useful in optical gas sensing spectroscopy, optical delay lines, and laser amplification systems, for example. The cavity may include a single closed mirror having a light refle... | 03/05/2009 |
| 20090046756 | Optical Systems for Microarray Scanning The invention provides a novel optical system for use in a microarray scanner, comprising an aperture-containing reflecting mirror comprising an aperture and a reflecting surface. The aperture of the aperture-containing reflecting mirror allows an excitation light to pa... | 02/19/2009 |
| 20090028205 | DISPERSION COMPENSATOR, SOLID-STATE LASER APPARATUS USING THE SAME, AND DISPERSION COMPENSATION METHOD A dispersion compensator which is compact, low loss, low cost, and highly stable, and yet capable of varying the dispersion compensation amount without changing the output position of an output beam. The dispersion compensator includes: a first and a second planar mirro... | 01/29/2009 |
| 20090022199 | SURFACE LIGHT EMITTING LASER ELEMENT, SURFACE LIGHT EMITTING LASER ARRAY PROVIDED WITH IT, ELECTRO-PHOTOGRAPHIC SYSTEM AND OPTICAL COMMUNICATION SYSTEM A surface-emission laser device comprises an active layer, cavity spacer layers provided at both sides of the active layer, reflection layers provided at respective sides of the cavity spacer layers, the reflection layers reflecting an oscillation light oscillated in th... | 01/22/2009 |
