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8158917 |
Optical wavefront sensor and optical wavefront sensing method
An optical wavefront sensor comprising a light manipulation device; a detector for detecting light signals having been subjected to the light manipulation device; and a controller coupled to the...
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8129666 |
Optical surface shape determination by mapping a lenslet array spot pattern to spatial frequency space
Devices systems, and methods can characterize an optical surface of an object. A wavefront sensor system focuses light energy propagating from the object to form a pattern on a detector. The system...
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8120765 |
Observation device
An observation device 1 comprises a light source unit 10, a biaxial scanning system 20, a wavefront modulation unit 30, an optical branching unit 40, a light detection unit 50, a wavefront...
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8107705 |
Systems and methods for minimizing aberrating effects in imaging systems
A biometric optical recognition system includes optics, including a wavefront coding mask, for imaging a wavefront of object to be recognized to an intermediate image, and a detector for detecting...
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8103045 |
Structure function monitor
Methods and apparatus for a structure function monitor provide for generation of parameters characterizing a refractive medium. In an embodiment, a structure function monitor acquires images of a...
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8101895 |
Measurement method, measurement apparatus, and method of manufacturing optical system
The present invention provides a measurement method of measuring a light beam wavefront formed by a measurement target object using a measurement apparatus which includes an optical system having a...
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8076624 |
Non-cooperative laser target enhancement system and method
A system and method forming near diffraction limited size beacon for adaptive optical system using a temporally partially coherent laser source. Comprises projection of laser beams through...
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8058598 |
Fourier telescopic imaging system and method
A system and method for imaging far away fast moving objects such as satellites in low earth orbit. The object to be imaged is illuminated simultaneously with a composite beam comprised of a large...
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8044332 |
Hybrid architecture active wavefront sensing and control system, and method
According to various embodiments, provided herein is an optical system and method that can be configured to perform image analysis. The optical system can comprise a telescope assembly and one or...
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8044331 |
Image pickup apparatus and method for manufacturing the same
An image pickup apparatus and manufacturing method is disclosed. The image pickup apparatus comprises an optical system, an optical wavefront modulator that modulates an optical transfer function,...
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8040608 |
System and method for self-interference fluorescence microscopy, and computer-accessible medium associated therewith
Exemplary apparatus and/or method can be provided using which, it is possible to provide information associated with at least one portion of a sample. For example, at least one electro-magnetic...
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8039776 |
Quantitative differential interference contrast (DIC) microscopy and photography based on wavefront sensors
A wavefront microscope or camera utilizes a wavefront sensor to measure the local intensity and phase gradient of the wavefront and output image maps based on the intensity and phase gradient. A...
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8030604 |
Optical component operating in near-field transmission
A near-field detection optical component operating in transmission. It includes at least one portion (11b) forming at least one grating (11) of diffraction microstructures (11a) succeeding one...
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8025425 |
Beaconless adaptive optics system
An improved beaconless adaptive optics system and process. A target is illuminated with a high energy laser beam of a directed energy laser. Wave front measurements are made of high energy laser...
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8022345 |
Adaptive optics systems using pixelated spatial phase shifters
An adaptive optics system comprises a spatial light modulator, a beamsplitter, a pixelated spatial phase shifter, a beam combiner, an imaging device, and a processor. The spatial light modulator...
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8022344 |
Optical wavefront control pattern generating apparatus and optical wavefront control pattern generating method
An optical wavefront control pattern generating apparatus (1) relating to the present invention includes: a target image detector unit (60) configured to detect spatial information of the object...
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7999213 |
Compact high-speed thin micromachined membrane deformable mirror
Provided is a compact, high-speed deformable mirror for use with an adaptive optic. The mirror or wavefront correction device corrects and/or compensates for wavefront aberrations present in a...
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7982169 |
Apparatus and method for detecting the focal position of an optical system and opthalmological treatment apparatus
An apparatus and a method are presented for detecting the focal position of an optical system (10) with a radiation source (12), a focusing imaging system (16), an at least partially reflective...
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7943914 |
Back illumination method for counter measuring IR guided missiles
Commercial aircraft are protected from attack by infrared seeking guided missiles through the utilization of a ground-based directed infrared countermeasure system in which the deployment of an IR...
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7928351 |
Near field diversity method for estimation and correction of aberrations
System and method for estimating and correcting an aberration of an optical system. The method includes capturing a first plurality of images on a first plurality of planes. The first plurality of...
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7919741 |
Indirect wave front sensing
Described are systems and methods that compensate for phase aberration in a high energy laser (HEL) without the need for a “beacon” laser or a wave front sensor to measure the phase aberration in ...
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7910869 |
Laser processing apparatus using distinct horizontal and vertical data sets
A laser processing apparatus includes a laser source (11), a spatial phase modulator (13) configured to modulate a phase of a laser beam emitted from the laser source, a synthetic data generator...
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7889903 |
Systems and methods for minimizing aberrating effects in imaging systems
A biometric optical recognition system includes optics, including a wavefront coding mask, for imaging a wavefront of object to be recognized to an intermediate image, and a detector for detecting...
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7847227 |
Optical measuring system
Apparatus and methods are described for measuring amplitude and phase variations in a spatially coherent beam of light. A beam of coherent light is made incident upon a spatial array of phase...
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7831105 |
Method for determining the image quality of an optical imaging system
The invention is directed to a method for determining the image quality of an optical imaging system and to the use of the method according to the invention for determining the influence of samples...
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7812296 |
Imaging apparatus and method for generating an aberration free image
An imaging apparatus able to design lenses without regard as to a zoom position or zoom amount and able to restore an image by high precision operation and a method of same, including an optical...
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7800035 |
Optical wavefront control pattern generating apparatus and optical wavefront control pattern generating method
An optical wavefront control pattern generating apparatus includes: a reconstructed image detector unit configured to detect a reconstructed image displayed on the reconstructed image display; and...
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7781712 |
Elimination of piston wraps in segmented apertures by image-based measurements at two wavelengths
A segmented array, perfectly aligned except for piston wraps, will have perfect imaging at wavelength λ but will have degraded imaging at other wavelengths. The present method detects and corrects ...
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7777207 |
Methods and apparatus for presenting images
An image projection system for presenting an image to a viewer comprises an electromagnetic radiation source configured to generate radiation having multiple spectral characteristics, and multiple...
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7772531 |
Adaptive optics based system and method to generate and control multiple optical beams for trapping and manipulating small particles
A combination for use in optical trapping is provided, comprising, in series: an adaptable reflective optical element for sculpting a laser beam to produce a sculpted beam; a beam splitter for...
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7732750 |
Wavefront coding interference contrast imaging systems
An interference contrast imaging system images phase objects. The system includes an illumination source, illumination optics, polarizing optics for splitting the illumination into orthogonal...
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7710658 |
Zoom lens systems with wavefront coding
Zoom lens systems and methods for imaging incoming rays over a range of ray angles are disclosed. The incoming rays are characterized by at least phase. The zoom lens system includes an optical...
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7659935 |
Video camera utilizing sequential diversity imaging for image clarification
A video camera with an adaptive optic device, digital images, and a sequential diversity processor can reduce the optical aberrations introduced by a changing optical medium so as to produce...
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7656539 |
Multi-conjugate adaptive optics system for field conjugation
A multi-conjugate adaptive optics system is described that reduces aberration-induced fluctuations of amplitude and phase in a beam without requiring the explicit measurement and feedback control...
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7652235 |
Spatial frequency wavefront sensor system and method
Devices systems, and methods can characterize an optical surface of an object. A wavefront sensor system focuses light energy propagating from the object to form a pattern on a detector. The system...
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7649160 |
Wave front sensing method and apparatus
A new way of mixing instrumental and digital means is described for the general field of wave front sensing. The present invention describes the use, the definition and the utility of digital...
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7645972 |
High-speed readout of a wavefront sensor using position sensing device
An apparatus rapidly reads out wavefront errors of an input wavefront and includes a holographic optical element (HOE), a position readout detector and a readout device. The HOE receives the input...
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7633531 |
Systems and methods for quantitatively assessing the quality of an image produced by an imaging system
Methods and systems for quantitative image quality assessment of an imaging system, such as an in vessel visual inspection system, having a target, an image capture device and a computer. The...
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7619191 |
Increase spatial sampling for wave front mid-spatial frequency error recovery
A differential curvature sensing device for measuring a wavefront curvature by employing increased spatial sampling for wavefront testing with mid-frequency error recovery. The device includes a...
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7583425 |
High performance adaptive optics with a reconstructed coherent wave front
An adaptive optics system comprises a beamsplitter configured to divide an incoming beam with an aberrated wave front into a first input beam and a second input beam, a microelectromechanical...
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7576308 |
Mosaic imager using wave front control
A wave front control system (“WFCS”) organizes the object scene into a mosaic comprised of a grid of segments and transmits each segment in a temporal sequence. The WFCS steers the light fronts ema...
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7550701 |
Non-linear wavefront coding systems and methods
Systems and methods reduce aberrations in a wavefront imaged by an optical system having a non-linear detector. A wavefront of electromagnetic radiation from an object imaged to the non-linear...
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7531774 |
Measurement-diverse imaging and wavefront sensing with amplitude and phase estimation
A system and method for imaging one or more objects in the presence of unknown phase and amplitude aberrations is described. Multiple images are collected so as to have measurement diversity and...
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7504609 |
Phased-array light telescope
A phased-array light telescope includes at least two non-obscured light subtelescopes. Each of the light subtelescopes is aimed along a common boresight. The phased-array light telescope further...
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7505123 |
Light delivery control system and method
A method that redistributes light from a light source. The controller can redistribute light to make an irradiance profile of the light source more uniform or make the irradiance profile match a...
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7495200 |
Holographic adaptive optic system
A holographic adaptive optic system for correcting the wavefront of a light. A phase correction device with a plurality of pixels in the path of the light. A holographic wavefront sensor in the...
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7486893 |
Dynamic optical interconnect system reference signal formation
The disclosed technology provides a dynamic interconnection system which allows to couple a pair of optical beams carrying modulation information. In accordance with the disclosed technology, two...
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7477368 |
Relayed pupil optical control system
A plurality of pupil relays are configured to optically overlay a generally corresponding plurality of control points, so as to facilitate alignment of a laser beam with respect to a plurality of...
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7473878 |
High power bimorph wave-front correction mirror
A laser beam correction system and related methods of use and manufacture are provided. In one example, a laser beam correction system includes a mirror having a first surface and a second surface....
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7457545 |
Process for controlling a Hartmann wavefront sensor (WFS) in an adaptive optic (AO) system
A free-space adaptive optical laser communication system having signal transmission and reception channels at all terminals in the communication system, wherein wavefront sensing (WFS) and...
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