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Match Document Document Title
7409122 End face structure of optical fiber, optical fiber laser, and laser processing apparatus  
An end face structure of an optical fiber includes a coreless fiber fused to an emitting end face of the fiber optical fiber and a coating material disposed around at least the coreless fiber, a...
7398404 System and related control device and method for controlling power supply according to a power status  
A computer system includes a main power, a backup power, an input/output (I/O) board, a main board, a computer host, and controls signal transmission and signal detection with a control device. The...
7397829 Vertical external cavity surface emitting laser  
Provided is a VECSEL capable of achieving an excellent efficiency of a SHG crystal and being manufactured in a compact size. The VECSEL includes a laser chip, an external mirror, an SHG crystal, a...
7391796 Ultra-low heat laser  
An ultra-low heat laser that does not rely on florescence cooling. Generally, the inventive laser includes a pump source operable at a pump frequency and a gain medium disposed to receive energy...
7359411 Fiber laser oscillator and fiber laser processing apparatus  
An end cap is formed as a substantially cylindrical body having substantially the same diameter as an external diameter of a retaining unit of an oscillation fiber; a base end surface is integrally...
7352789 Laser light irradiation apparatus and laser light irradiation method  
Laser light is emitted from a laser oscillator, and the laser light is made to enter a beam expander optical system including a concave lens through a correction lens. The laser oscillator, the...
RE40173 High efficiency, high power direct diode laser systems and methods therefor  
A direct diode laser system includes N laser head assemblies (LHAs) generating N output beams, N optical fibers receiving respective N output beams and generating N received output beams, and a...
7339975 Apparatus for synthesizing laser beams  
(Problem to be solved) To provide a laser beam synthesizing apparatus which is small in size and high in output power. (Means for solving the problem) A convergent angle transforming optical...
7336690 Solid-state laser system  
A simple and high-reliability constitution provides a solid-state laser system that allows a high-output, long-pulse-width laser beam to be obtained. A solid-state laser system that includes a...
7333526 Coarse spectrometer with a grating  
A quasi-monochromatic light beam carrier for a particular telecommunication channel is likely to experience drift because of age, temperature, or other factors, and may cause the centroid...
7327774 Self-forming microlenses for VCSEL arrays  
A Vertical Cavity Surface Emitting Laser (VCSEL) assembly including a VCSEL structure having a light-emitting region located on its surface, a relatively wettable region of a surface modifier...
7324575 Lens with reflective surface  
A lens having a reflective surface, and systems that use such a lens. The lens includes a transmissive part for passing a portion of an incident light beam, and a reflective part for reflecting a...
7321468 Method and optical arrangement for beam guiding of a light beam with beam delay  
A method for beam guiding of a light beam generated by a light source to a target location along a path distance L S , comprises splitting the light beam on the path distance L S at least once...
7317740 Mode locker for fiber laser  
A mode locking device of fiber laser includes a bar structural body, having a central hollow region, extending along a reference line of the bar structural body. The central hollow region has two...
7305019 Excimer laser with electron emitters  
An apparatus, system, and method for an excimer laser having lasing gas and electron emitters emitting electrons upon the application of an emitting voltage is described herein.
7295592 Light source device and optical communication module employing the device  
A light source device for radiating a stimulated emission from a semiconductor laser to outside via a multiple scattering optical system, which system has a first region located adjacent to the...
7294863 Micro-lens built-in vertical cavity surface emitting laser  
A micro-lens built-in vertical cavity surface emitting laser (VCSEL) includes a substrate and a lower reflector formed on the substrate. An active layer is formed on the lower reflector, generating...
7289548 Laser oscillator incorporating transverse mode rotation in the laser resonator  
A laser oscillator is provided that makes it possible to stably obtain a laser beam output in continuous or pulsed oscillation that has an intensity distribution of a top-hat profile or a...
7283706 Parabolic waveguide-type collimating lens with tunable external cavity laser diode provided with the same  
The present invention relates to a semiconductor based parabolic waveguide-type collimating lens and a monolithically integrated type tunable external cavity laser diode light source. The...
7282706 Advanced optics for rapidly patterned laser profiles in analytical spectrometry  
The present invention is directed to a novel arrangement of optical devices for the rapid patterning of laser profiles used for desorption and/or ionization sources in analytical mass spectrometry....
7277229 Linear light beam generating optical system  
An optical system includes semiconductor lasers arranged in the direction of the slow axis of the laser beam, an optical means which makes parallel the collimated laser beams, an optical member...
7266139 Optical semiconductor device module and bidirectional module  
A semiconductor laser diode optically coupled to an optical fiber is mounted on a stem. A cap having a light transmissive hole between the optical fiber and the semiconductor laser diode is fixed...
7265439 Low cost, high speed, high efficiency infrared transceiver  
An inventive transceiver includes a transmitter for outputting plural beams of electromagnetic energy. In the illustrative embodiment, the transmitter is a vertical cavity surface emitting laser....
7260131 Symmetrization device and laser diode system provided with the same  
A symmetrization device and laser diode system using such a device is shown. The device has adjacent lens components transforming beamlets from a laser diode array. Each lens component has input...
7230968 Semiconductor laser device and solid-state laser device using same  
A semiconductor laser device including a laser element stack array emitting a two-dimensional array shaped group of laser beams consisting of rows of laser beams arranged linearly in parallel in a...
7190872 Semiconductor optical amplifier and optical module using the same  
The present invention provides a polarization dependency-free, gain-saturated high function semiconductor optical amplifier and optical module at industrially low cost. The gist of the present...
7187702 Surface-emitting light emitting device, manufacturing method for the same, optical module, and optical transmission apparatus  
To provide a surface-emitting light emitting device including an optical member whose mounting position, form, and size have been favorably controlled, and a method of manufacturing the same, as...
7170920 Laser device  
A laser device capable of efficiently oscillating laser light and always obtaining a stable beam form is provided. For this purpose, in the laser device including an amplifying section ( 18 ) in...
7161969 Laser marking mechanism  
A laser marking mechanism includes a housing, a laser module in the housing, first and second reflecting lenses, and a third lens; the laser module has a laser emitting end directed at an inside of...
7160038 Vertical cavity surface emitting laser module  
A vertical cavity surface emitting laser (VCSEL) module includes a substrate provided with an etched region formed on a lower surface thereof, a plurality of layers, for photoproduction, laminated...
7151788 Laser processing device  
The invention relates to a laser processing device that can change the diameter of a beam spot on an object to be processed, without using a mechanism for changing a distance between a condensing...
7151557 Collimation assembly for adjusting laser light sources in a multi-beamed laser scanning unit  
A collimation assembly for a multi-beamed laser scanner including a collimation housing mounted to a printhead housing of the laser scanner, and at least two adjustment brackets supported on the...
7114861 Laser module with trimming capacity  
A laser module with trimming capacity has a base having an indented portion formed thereon so as to be non-annular in configuration. A lens is disposed inside the base. A laser diode is disposed...
7106771 Semiconductor laser device and optical pickup device  
A semiconductor laser device has a semiconductor laser and a polarizing diffraction grating that is arranged ahead of the semiconductor laser. A reflected light from an optical recording medium is...
7095776 Interferometric filter wavelength meter and controller  
A wavelength measurement system uses birefringent material waveplate, thereby producing a substantially sinusoidal spectral response. As a result, the responses of multiple birefringent filters can...
7088761 Laser apparatus  
A laser system is constructed so that a solid-state laser beam emitted from an Nd:YAG laser unit and a laser diode beam emitted from a combining LD which oscillates in a wavelength range shorter...
7088750 Adjustable laser module  
An adjustable laser module has a main body, a laser generator provided in the hollow interior of the main body at a first end thereof for emitting a laser beam, a cylindrical lens provided in the...
7085303 Laser with combined lens and birefringence compensator  
A laser includes a chamber having a front mirror and a back mirror defining a optical propagation path. An optical gain medium such as a solid state disk, rod or slab is located between the front...
7079566 Semiconductor laser apparatus capable of routing laser beams emitted from stacked-array laser diode to optical fiber with little loss  
A semiconductor laser apparatus according to an exemplary embodiment of the present invention is provided. For example, the apparatus may include a single or a plurality of stacked-array laser...
7035299 Image forming apparatus  
A light beam scanning device includes a light source section, a deflector and a reflection type optical system. The light source section is provided with three laser light sources. These laser...
7031366 Using relay lens to enhance optical performance of an external cavity laser  
A method of enhancing wavelength tuning performance in an external cavity laser includes emitting light into the cavity of the laser at a range of angles relative to an optical axis of the cavity,...
7023626 Optical device, lens and optical element for focusing a laser beam and apparatus and method for assembling the optical device  
The invention relates to an optical device for focusing a laser beam, comprising a source of emission of a laser beam, for example a substantially elliptic and astigmatic laser beam, a focusing...
7016393 Apparatus for projecting a line of light from a diode-laser array  
Apparatus for projecting a line of light includes a linear array of diode-lasers arranged in a diode-laser bar. The apparatus includes an optical system. Components of the system include a...
7016117 Radially non-symmetric beam forming elements for correction of energy profile distortion due to lateral beam drift  
A radially non-symmetric beamforming element for transforming the input energy profile of an input laser beam subject to lateral shift that is variable in radial direction and magnitude into a...
7012940 Laser resonator and adjustment method  
The present invention has the object of offering a laser resonator capable of maintaining high amplification efficiency even if the thermal lensing effect occurring in the laser medium varies...
7006551 Method of enhancing wavelength tuning performance in an external cavity laser  
A method of enhancing wavelength tuning performance in an external cavity laser includes providing a diffractive focusing element, emitting light into the cavity of the laser at a range of angles...
6999493 Surface emission laser and manufacturing method for surface emission laser, light reception element and manufacturing method for light reception element, and optical transceiver module  
The invention provides a surface emission laser which can be operated with low-current drive, and a manufacturing method therefor. The invention also provides a light reception element which...
6990136 Laser beam transmission apparatus  
A laser beam transmission apparatus comprises a light-incidence optical system ( 22 ) converging and focusing a laser beam emitted from a solid-state laser apparatus ( 1 ), and an optical fiber ( 8...
6985506 Semiconductor laser device, semiconductor laser module for one such semiconductor laser device and a process for producing one such semiconductor laser device  
This invention relates to a semiconductor laser device including a semiconductor laser element with an exit surface from which laser radiation can emerge, a collimating lens means which can reduce...
6982437 Surface emitting laser package having integrated optical element and alignment post  
A package for a surface-emitting laser encloses the die between a sub-mount and a cap. The sub-mount and the cap can be formed using wafer processing techniques that permit a wafer level packaging...
Matches 1 - 50 out of 490 1 2 3 4 5 6 7 8 9 10 >