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Class 356/328 - Having diffraction grating means


Subclass of Class 356 - Optics: measuring and testing
Definition: Subject matter wherein the dispersive element is a diffraction
No. of patents: 1098
Last issue date: 05/29/2012


1                      
NumberTitleIssue Date
8189192Volume 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 radiation to a spectrometer system; a diffraction grating for dispersin...
05/29/2012
8174694Hyperspectral 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 field of view into multiple channels. The multiple channels are dispers...
05/08/2012
8174695Arrayed 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 detectors for measuring a spectral characteristic of the predetermined wav...
05/08/2012
8169609System 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 the output signal, the first window being tilted at an angle relative ...
05/01/2012
8144324Method 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 system. The optical system can focus an optical image of a target in a fo...
03/27/2012
8139214Spectroscopy 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 prevent the relative positiona...
03/20/2012
8139213Two-dimensional spectral imaging system
Systems, including methods, apparatus, and algorithms, for spectrally imaging a two-dimensional array of samples. ...
03/20/2012
8125639Temperature 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 portion on which, light dispersed by the dispersive element is incident...
02/28/2012
8125638Spectroscope
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 spectroscope has a first compound lens made up of a plurality of lenses fo...
02/28/2012
8115924Optical characteristic measuring apparatus
An optical characteristic measuring apparatus of the invention includes a sequentially-readable charge storage sensor array having a plurality of light receiving elements. Irradiation of first illumination light and second illumination light is controlled in such a ...
02/14/2012
8102527Spectrometer assembly
The invention relates to a spectrometer arrangement (10) having a spectrometer for producing a spectrum of radiation from a radiation source on a detector (34), comprising an optical imaging Littrow arrangement (18, 20) for imaging the radiation...
01/24/2012
8102526Spectrometer with a slit for incident light and fabrication of the slit
A spectrometer including an entrance slit and the production of the entrance slit. The spectrometer includes a housing, an entrance slit, and an imaging diffraction grating inside the housing for splitting and imaging the light onto an optoelectric detector. The det...
01/24/2012
8098373Spatially and spectrally parallelized fiber array spectral translator system and method of use
System and method for spatially and spectrally parallelized FAST. A sample is illuminated to thereby produce interacted photons. The photons are passed through a filter and received at a two-dimensional end of a FAST device wherein said FAST device comprises a two-d...
01/17/2012
8094306Micro ring grating spectrometer with adjustable aperture
A spectrometer includes a micro-ring grating device having coaxially-aligned ring gratings for diffracting incident light onto a target focal point, a detection device for detecting light intensity, one or more actuators, and an adjustable aperture device defining a...
01/10/2012
8085397Fiber optic sensor utilizing broadband sources
Fiber optic sensors employ a high brightness light source such as a fiber optic supercontinuum source, multiplexed superluminescent light emitting diodes, or a broadband tunable laser diode. Light is delivered to the measurement location via fiber optics and sensor ...
12/27/2011
8068224Spectroscopic module
In the spectroscopy module 1, a light absorbing layer 6 having a light-passing hole 6a through which light L1 advancing into a spectroscopic portion 3 passes and a light-passing hole 6b through which light L...
11/29/2011
8059272Time-resolved spectroscopic measurement apparatus
Light dispersing device comprising a slit element having a slit for exposure to electromagnetic radiation, wherein the slit element is configured and disposed for turning the slit between at least two positions. The light dispersing device is used together with a st...
11/15/2011
8059273Micro spectrometer for parallel light and method of use
A spectrometer system includes an optical assembly for collimating light, a micro-ring grating assembly having a plurality of coaxially-aligned ring gratings, an aperture device defining an aperture circumscribing a target focal point, and a photon detector. An elec...
11/15/2011
8049887Spectroscopic module
The spectroscopy module 1 is provided with a body portion 2 for transmitting light L1, L2, a spectroscopic portion 3 for dispersing light L1 made incident from the front plane 2a of the body portion 2 in...
11/01/2011
8045157Spectroscopic module
Since a spectroscopic module (1) has a plate-shaped body section (2), the spectroscopic module can be reduced in size by reducing the thickness of the body section (2). Moreover, since the body section (2) is plate-shaped, the spectroscop...
10/25/2011
8045159Optical apparatus of a stacked design, and method of producing same
An optical apparatus includes a first substrate including an optical functional element, and a second substrate including a movable micromechanical functional element, the first substrate and the second substrate being connected in a stacked manner, so that a light ...
10/25/2011
8045158Spectrometer
In a state that the body portion 4 is regulated by inner wall planes 27, 29, 28 of the package 3 so as not to move in parallel or perpendicularly with respect to the rear plane 4b, the spectroscopic module is directly supported by ...
10/25/2011
8045160Spectroscopy module
Alignment marks 12a, 12b, 12c, and 12d are formed on the flat plane 11a of the peripheral edge portion 11 formed integrally with the diffracting layer 8, and when the lens portion
10/25/2011
8040507Spectrometer
In the spectrometer 1, a lens portion 3 having a spherical surface 35 on which a spectroscopic portion 4 is provided and a bottom plane 31 in which a light detecting element 5 is disposed, has a side plane 32 substant...
10/18/2011
8035814Spectroscopy module
In a spectroscopy module 1, a light passing hole 50 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 prevent the relative positional relat...
10/11/2011
8013993Spectroscopy module
In a spectroscopy module 1, a light passing hole 50 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 prevent the relative positional relat...
09/06/2011
7978324Multi-channel array spectrometer and method for using the same
A multi-channel array spectrometer combines a spectral measurement system and a reference detector which measures photometric or radiometric qualities. High accuracy photometric or radiometric measurement of a wide dynamic range can be achieved by correcting measure...
07/12/2011
7978325Biochemical analyzer
A light amount is increased and an analyzing accuracy can be kept in accordance with an enlargement of a load angle, however, a scattered light tends to be loaded in an analysis accompanying the scattered light and a dynamic range of a concentration which can be mea...
07/12/2011
7973928Spectroscopic instrument, image producing device, spectroscopic method, and image producing method
The spectroscopic instrument includes a plurality of first lenses arranged one-dimensionally or two-dimensionally; an aperture opening provided near a focal plane of each of the plurality of first lenses; a spectroscopic unit that spectrally distribute the light tha...
07/05/2011
7961317Spectroscopy module
Alignment marks 12a, 12b, 12c, and 12d are formed on the flat plane 11a of the peripheral edge portion 11 formed integrally with the diffracting layer 8, and when the lens portion 7 ...
06/14/2011
7944559Airborne hyperspectral imaging system
A hyperspectral imaging system has fore-optics including primary, secondary and tertiary fore-optics mirrors, and an imaging spectrometer including primary, secondary and tertiary spectrometer mirrors. Light from a distant object is collected by the primary fore-opt...
05/17/2011
7936455Three mirror anastigmat spectrograph
A spectrograph including a primary mirror, a secondary mirror, and a tertiary mirror forming a TMA having a common vertex axis. The spectrograph also may include a collimating mirror, a diffraction grating, and a dispersive prism. The collimating mirror and an entra...
05/03/2011
7929134Even frequency spacing spectrometer and optical coherence tomography device
This application describes a spectrometer that includes a set of collimating optics to collimate received EMR to produce a collimated EMR. The spectrometer also includes a first dispersive optical element for dispersing the collimated EMR and a second dispersive opt...
04/19/2011
7916292Concave diffraction grating device, reflective dispersion device, and spectral device
A concave diffraction grating device, a reflective dispersion device, and a spectral device of the invention include a diffraction grating plane having an aspherical configuration, wherein the diffraction grating plane is symmetrical in a predetermined direction, an...
03/29/2011
7907278Staring imaging grating spectrometer for detection of projectiles
A detection system comprising detection processing means, spectral discrimination means, and temporal tracking and declaration processing means which cooperate to detect and declare a missile launch. A spatial filter isolates discrete spectral features in an image f...
03/15/2011
7898660Spectrometer designs
Various embodiments include spectrometers comprising diffraction gratings monolithically integrated with other optical elements. These optical elements may include slits and mirrors. The mirrors and gratings may be curved. In one embodiment, the mirrors are concave ...
03/01/2011
7894058Single-lens computed tomography imaging spectrometer and method of capturing spatial and spectral information
Computed tomography imaging spectrometers (“CTISs”) employing a single lens are provided. The CTISs may be either transmissive or reflective, and the single lens is either configured to transmit and receive uncollimated light (in transmissive systems), or is con...
02/22/2011
7889336Optical integrated nanospectrometer
A planar nanospectrometer formed as a single chip that uses diffraction structures, which are combinations of numerous nano-features placed in a predetermined configuration and providing multiple functionalities such as guiding light, resonantly reflecting light at ...
02/15/2011
7876434Color camera computed tomography imaging spectrometer for improved spatial-spectral image accuracy
Computed tomography imaging spectrometers (“CTIS”s) having color focal plane array detectors are provided. The color FPA detector may comprise a digital color camera including a digital image sensor, such as a Foveon X3® digital image sensor or a Bayer color fi...
01/25/2011
7876435Method for determining background and correction of broadband background
A method to determine and correct broadband background in complex spectra in a simple and automatized manner includes carrying out a background correction with respect to broadband background before a calibration step. The background correction may involve recording...
01/25/2011
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