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8462338 Curved grating spectrometer and wavelength multiplexer or demultiplexer with very high wavelength resolution  
The present application discloses a system comprising a compact curved grating (CCG) and its associated compact curved grating spectrometer (CCGS) or compact curved grating wavelength...
8462406 Spectral colorimetric apparatus and image forming apparatus using the same  
A spectral colorimetric apparatus for detecting a color of an image of a subject, including: an illumination optical system illuminating the subject on a detection surface; a spectral optical...
8451443 Diffraction optical element, spectral colorimetric apparatus, and image forming apparatus  
A concave reflection type diffraction optical element used for a Rowland type spectrometer, in which: the Rowland type spectrometer detects wavelengths in a range including a wavelength λ1 or more ...
8441726 Optically variable filter apparatus and filter characteristic control method thereof  
Light from an optical fiber is incident on a frequency dispersion element. The frequency dispersion element disperses the incident light into light beams in different directions according to their...
8436992 Low distortion spectrometer  
An imaging assembly for a spectrometer includes a substrate with first and second modules thereon containing respective arrays of detector elements positioned so the arrays are elongated along a...
8432546 Method and system for stimulated Raman microscopy beyond the diffraction limit  
Systems and methods for probing a Raman signature of a sample with a resolution exceeding the diffraction limit are described. These systems, called GASSE (Gain Saturated Stimulated Emission) and...
8433526 Method and system for steam quality monitoring  
A method of determining a steam quality of a wet steam located in an interior of a steam turbine includes emitting from an optical probe a plurality of wavelengths through the wet steam, measuring...
8422012 Spectrometer and image forming apparatus having the same  
There is provided is a spectrometer having a concave reflection type diffraction element, wherein, among surfaces other than a diffraction surface of the diffraction element, non-diffraction...
8422013 Optical multiplexer/demultiplexer  
An apparatus for optical spectrometry utilizes a simplified construction, reducing the number of independent optical elements needed while providing a sizeable dispersed spectrum. The apparatus...
8416405 Raman chemical imaging of implantable drug delivery devices  
A system and method of determining an attribute of a biological tissue sample or a drug delivery device. A sample is illuminated with substantially monochromatic light to thereby generate Raman...
8416407 Optical spectrometer with wide field of view fore-optics  
Various embodiments provide an optical system including an optical spectrometer, a first negative power mirror configured and arranged to receive radiation from a far-field object, a second...
8411269 Spectroscopic module  
In the spectroscopy module 1, a light detecting element 4 is provided with a light passing opening 4b through which light made incident into a body portion 2 passes. Therefore, it is possible to...
8411340 Ultra-wide angle MEMS scanner architecture  
An optical microscanner achieves wide rotation angles utilizing a curved reflector. The optical microscanner includes a moveable mirror for receiving an incident beam and reflecting the incident...
8390806 MEMS spectrometer and sensing systems therefrom  
A MEMS spectrometer includes an optical substrate having a first face and a second face. A first semiconductor substrate is attached to the first face and includes a slit for passing incident light...
8390800 Angle sensor, system and method employing guided-mode resonance  
An angle sensor, system and method employ a guided-mode resonance. The angle sensor includes a guided-mode resonance (GMR) grating and a resonance processor. The resonance processor determines an...
8379203 Spectrometers with aberration-corrected concave diffraction gratings and transmissive aberration correctors  
The invention generally relates to spectrometers and optical systems useful therein. More particularly, the invention generally relates to optical systems and systems having improved...
8368892 Infrared spectroscopy  
An apparatus includes an optical source providing an optical beam; a splitter configured to split the optical beam into a sample beam and a reference beam; a sample path containing a sample...
8363217 Spectrometric measurement apparatus, image evaluation apparatus, and image forming apparatus  
A spectrometric measurement apparatus includes a light radiation unit for radiating light onto a medium; a hole array including openings arranged one-dimensionally for transmitting diffusion light...
8358410 Large field of view, high numerical aperture compound objective lens with two pairs of identical elements and near IR spectrometer containing two such compound lenses  
An apparatus consisting of two pairs of identical lenses which is suitable as a compound objective lens for high numerical aperture imaging is disclosed. The compound lens also has a wide field of...
8351032 Radiation generation device for generating electromagnetic radiation having an adjustable spectral composition, and method of producing same  
A radiation generation device for generating resulting electromagnetic radiation having an adjustable spectral composition includes: a multitude of radiation elements (configured to generate a...
8339600 Dual waveband compact catadioptric imaging spectrometer  
A catadioptric dual waveband imaging spectrometer that covers the visible through short-wave infrared, and the midwave infrared spectral regions, dispersing the visible through shortwave infrared...
8327839 Air instrumentation system for concentrated solar power generation systems  
An air quality instrumentation system for a concentrated solar power generation system using a fluid heat transfer medium includes a pipe, a window and a spectroscope. The pipe extends from the...
8331027 Ultra-high density diffraction grating  
A diffraction grating structure having ultra-high density of grooves comprises an echellette substrate having periodically repeating recessed features, and a multi-layer stack of materials disposed...
8321821 Method for designing two-dimensional array overlay targets and method and system for measuring overlay errors using the same  
A method for designing a two-dimensional array overlay target comprises the steps of: selecting a plurality of two dimensional array overlay targets having different overlay errors; calculating a...
8310674 Volume phase grating spectrometers  
A spectrometer is provided including a camera and an axial symmetric camera mount configured to receive the camera and to rotate. The spectrometer furthers include an input for providing optical...
8305577 Method and apparatus for spectrometry  
In accordance with an example embodiment of the present invention, apparatus comprising a waveguide and a spectral dispersion element, the apparatus being configured to be moveably attachable to a...
8279427 Method and apparatus for measuring the refractive index of a material with Bragg gratings  
A method for measuring the refractive index of a material with Bragg gratings includes the emission of a collimated radiation beam (9) from a radiation source (4) with a large spectrum and...
8274653 Spectroscope  
The present invention provides a small spectroscope that has a short response time. A spectroscope according to one embodiment of the present invention includes: a beam deflector that includes an...
8269967 Method for measuring characteristic of object to be measured, structure causing diffraction phenomenon, and measuring device  
A method of attaching an object to be measured to a structure causing a diffraction phenomenon; irradiating the structure to which the object to be measured is attached and which causes the...
8264682 Optical spectrum analyzer  
An optical spectrum analyzer includes a diffraction-grating control unit configured to change an angle of a diffraction grating to change a wavelength of a dispersed light beam extracted from...
8264680 Biochip reader and electrophoresis system  
A biochip reader wherein spectroscopic information of a sample under analysis is arranged in spaces between images of the sample arranged on a biochip. The reader comprises a confocal microscope...
8246912 Optical detecting apparatus for a bio-chip  
An optical detecting apparatus for a bio-chip, the optical detecting apparatus including: a light source system for illuminating a bio-chip with an excitation light; a fluorescent light detecting...
8248603 Focus apparatus of image measuring system  
A focus apparatus comprises a first illuminator for emitting light onto an object, an optical apparatus, an image capture apparatus for receiving an image of the object through the optical...
8238702 Hybrid dielectric/surface plasmon polariton waveguide with grating coupling  
The present invention provides a hybrid dielectric/SPP waveguide that can form either a single mode, single polarization waveguide, or a multi-mode waveguide. When multi-mode, this invention...
8233148 Hyperspectral imaging systems  
Hyperspectral imaging systems that may be used for imaging objects in three-dimensions with no moving parts are disclosed. A lenslet array and/or a pinhole array may be used to reimage and divide...
8218143 Noninvasive detection of elements and/or chemicals in biological matter  
A method of detecting oxygen and/or chemical content in a subject, comprising generating at least one spectral image of the subject; generating at least one spectral image of a reference object;...
8203710 Compact wide field fast hyperspectral imager  
A spectrometer having substantially increased spectral and spatial fields.
8189176 Velocity detector  
A method of detecting the velocity of a moving object comprising the steps of: passing a beam of coherent light through an optical mask having a pattern of alternating opaque and non-opaque regions...
8189192 Volume phase grating spectrometers and related methods and systems  
A Spectrometer is provided including a camera and an axial symmetric camera mount configured to receive the camera and to rotate. The spectrometer furthers include an input for providing optical...
8189179 System and method for hyperspectral and polarimetric imaging  
Embodiments of a system and method for collecting hyperspectral and polarimetric data that are spatially and temporally coincident include a dispersive element configured to receive incident...
8183548 System for detecting one or more predetermined optically derivable characteristics of a sample  
A field use optical grain characterising system (101) includes a generally rectangular prismatic composite body (102) that defines a component cavity (103). A substantially vertical elongate...
8174694 Hyperspectral imaging systems  
Hyperspectral imaging system and methods that may be used for imaging objects in three-dimensions are disclosed. A cylindrical lens array and/or a slit array may be used to re-image and divide a...
8174695 Arrayed micro-ring spectrometer system and method of use  
A spectrometer system includes an array of micro-zone plates (MZP) each having coaxially-aligned ring gratings, a sample plate for supporting and illuminating a sample, and an array of photon...
8169609 System and method for improving performance of optical systems with tilted windows  
An optical system with a tilted window. The novel optical system includes a first optical element for receiving an input signal and generating an output signal; a first window adapted to transmit...
8144322 Spectral characteristic measuring apparatus, method for calibrating spectral characteristic measuring apparatus, and spectral characteristic measuring system  
A spectral characteristic measuring apparatus includes: an illuminating section for irradiating illumination light onto a sample; a spectral section for separating light from the sample irradiated...
8144324 Method and apparatus for scanning hyper-spectral image  
The apparatus for scanning at least one hyper-spectral image comprises an optical system, the hyper-spectrometer and the relay module. The hyper-spectrometer is disposed apart from the optical...
8139214 Spectroscopy module, and method for manufacturing the same  
In a spectroscopy module 1, a light passing hole 5b through which a light L1 advancing to a spectroscopic portion 4 passes is formed in a light detecting element 5. Therefore, it is possible to...
8139213 Two-dimensional spectral imaging system  
Systems, including methods, apparatus, and algorithms, for spectrally imaging a two-dimensional array of samples.
8125638 Spectroscope  
An improvement is added to a spectroscope for performing wavelength dispersion of measured light with a wavelength dispersion element and receiving the light at a light reception element. The...
8125639 Temperature compensated spectroscope and optical apparatus  
A spectroscope includes an emitting portion from where light is output, a dispersive element which is disposed on a side of the light emitting portion, to which the light is output, an incidence...