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WO/2018/190132A1 |
A microscope system comprising: a camera for microscopes that is attached to a microscope and captures observation images from the microscope; an imaging element having observation images incident thereto via a microscope imaging lens; a...
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WO/2018/185740A1 |
An optical detection system for detecting the wavefront of an incoming light beam is described. The system comprising an encoder (120) having a plurality of similar unit cells (122), and an array (140) of sensor cells (142) located at a ...
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WO/2018/141853A1 |
The invention relates to a method for the two-dimensional reconstruction of wave fronts (104) of light for use in an optical system (100) comprising: measuring the distribution function of the light intensity in at least two images at di...
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WO/2018/138269A1 |
The present description relates according to one aspect to a method for evaluating the quality of the measurement of an optical wavefront, said measurement being obtained by means of a wavefront analyser by direct measurement, the method...
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WO/2018/117149A1 |
The purpose of the present invention is to measure the properties of variable wavelength light according to changes in wavelength. A first local oscillation light source 100a outputs a first local oscillation light 2000. A second local o...
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WO/2018/105549A1 |
The present invention address the problem of an SS-OCT device that, while the intensity of an interference signal increases as the coherence length of light from a wavelength-swept light source becomes longer, it has been difficult to ma...
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WO/2018/102356A1 |
Heterodyne spectrally controlled interferometry is performed by combining a delay line in Twyman-Green configuration (Fig. 2) with a Fizeau interferometer (Fig. 4). By splitting a white-light beam (L) in the delay line and introducing a ...
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WO/2018/090951A1 |
A wave-front sensor and a wave-front detection method and system based on a microholographic array. The wave-front detection method based on a microholographic array comprises: creating a microholographic array which simultaneously has t...
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WO/2018/084552A1 |
The present invention relates to an improved Sagnac interferometer. The Sagnac interferometer comprises: a light source; a sensing section which divides light inputted from the light source into a first beam and a second beam which are p...
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WO/2018/083573A1 |
A wavefront sensor includes a mask and a sensor utilized to capture a diffraction pattern generated by light incident to the mask. A reference image is captured in response to a plane wavefront incident on the mask, and another measureme...
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WO/2018/078417A1 |
An optical fiber splitter device comprising at least two optical fibers of different lengths is disclosed for partial or complete compensation of the optical path difference between waves interfering to generate a hologram or an interfer...
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WO/2018/078327A1 |
A superconducting magnet comprising: a field coil comprising high temperature superconducting material and having a joint; a bypass resistance comprising a non-superconducting conductive material, wherein the bypass resistance is electri...
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WO/2018/070442A1 |
Provided are an apparatus and a method which enable, in light angle modulation measurement of laser light to be measured by a delayed self-heterodyne method, accurate measurement of a time waveform of light angle modulation without any i...
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WO/2018/061321A1 |
In a conventional moire method, achieving both measurement accuracy and dynamic measurement and balancing field of view and measurement accuracy have been difficult. The present invention makes it possible to handle conventional moire fr...
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WO/2018/060359A1 |
The present invention relates to a method comprising reception of an incident electromagnetic wave (9) by a diffractive element (2) and conversion of this incident electromagnetic wave (9) into a diffracted electromagnetic wave (10) by t...
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WO/2018/056208A1 |
This light wavelength measurement device is provided with a high-frequency voltage generating circuit (50) for causing an acousto-optic tunable filter (12) to vibrate by applying a high-frequency signal to the same, a standard wavelength...
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WO/2018/053198A1 |
A metamaterial coupled antenna includes a metamaterial and a rectenna that has an antenna element and a diode coupled by a transmission line. The metamaterial generates a spoof surface plasmon in the presence of heat. The antenna element...
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WO/2018/044030A1 |
The present application relates to an optical characteristic inspector and an optical characteristic inspecting method. The present application provides an optical characteristic inspector requiring low device manufacturing cost and low ...
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WO/2018/037448A1 |
A wavefront measurement device is provided with a light source system (26) for illuminating an optical system (3) under inspection and causing beams of light having a plurality of wavefront measurement fields of view to be emitted from t...
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WO/2018/034241A1 |
This electromagnetic wave phase/amplitude generation device is provided with: a radiation unit for irradiating an imaging subject with electromagnetic waves of a random irradiation pattern over a spatial frequency of a determined state o...
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WO/2018/014118A1 |
A characterization and detection method and system, the system comprising a terahertz beam source, a probe beam source, a detection crystal receiving a probe beam from the probe beam source and a terahertz beam from the terahertz beam so...
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WO/2018/016759A1 |
The present invention relates to a device for measuring an optical wavelength and, more particularly, to a device for measuring an optical wavelength transmitted through an optical line of an optical communication network in which a plur...
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WO/2018/012351A1 |
A spectroscope (100, 200) which measures a spectrum of input light is provided with: a stripe former which forms first stripes having a first pitch by splitting the input light; a diffraction grating (103) which disperses the first strip...
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WO/2018/011063A1 |
The present invention relates to a process for characterising an optical source (1) comprising a fixed cavity (2) having a free spectral range, said process comprising: - generating a first radiation (3); receiving at least a portion of ...
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WO/2018/007211A1 |
A measuring method and a measuring system for interferometrically measuring the imaging quality of an optical imaging system are configured, by adapted design of measurement structures of associated structure carriers, to carry out a wav...
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WO/2018/007008A1 |
The invention relates to a measurement system (10) for determining a wavefront aberration of an optical imaging system (12), comprising an irradiation device (24) for passing measurement radiation (26) through the imaging system (12), an...
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WO/2017/220087A1 |
With regard to a particularly precise measurement of a wavefront using structurally simple means, a method for measuring a curved wavefront using a wavefront sensor is specified, wherein a plurality of measurements are carried out at dif...
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WO/2017/209797A1 |
A cw terahertz image beam is upconverted by a nonlinear optical process (e.g., sum- or difference-frequency generation with a near IR cw upconverting beam). The upconverted image is acquired by a near IR image detector. The bandwidths an...
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WO/2017/178538A1 |
The invention relates to a method for identifying optical aberrations, comprising the steps of providing at least one first optical beam (B1) and a second optical beam (B2), wherein the intensity of one of the optical beams (B1) is highe...
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WO/2017/176317A1 |
Systems and methods are disclosed for improving image quality by modifying received radiation wavefronts with one or more uncalibrated variable phase plates at the pupil plane of the optical system, to produce an atmospheric-like blurred...
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WO/2017/171153A1 |
A method for inspecting a polarizing plate according to the present invention comprises the steps of: (a) preparing a polarizing plate to be inspected having an anisotropic release film on a lower portion of a polarizer to be inspected; ...
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WO/2017/155622A1 |
An example sensor for phase detection autofocus includes a number of photodiodes to capture light in a number of wavelengths. The example sensor also further includes a color filter array including a grid of alternating color pass filter...
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WO/2017/144364A1 |
The invention relates to a three-dimensional interferometer (100) for measuring a light field produced by an object (110), having a first interferometer arm (150), a second interferometer arm (152), a beam splitter (101) which is arrange...
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WO/2017/140529A1 |
The invention relates to a device (100) for the spectral analysis of an electromagnetic measurement signal (20) using an opto-electronic mixer (60), wherein the opto-electronic mixer (60) is designed to generate the electrical superimpos...
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WO/2017/133960A1 |
The invention relates to an assembly and a method for wavefront analysis with a radiation source (8), which emits an electromagnetic wavefront of electromagnetic radiation (1) to be analysed, a spatially resolving detector unit (4, 4a, 4...
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WO/2017/125345A1 |
The invention relates to a phase control system (5) for controlling the relative phase (φ) of two laser beams (17A, 17B) of a laser system (1) to be coherently combined, in particular permitting the provision of a phase-controlled sum l...
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WO/2017/126215A1 |
The present invention is a device for measuring the phase shift amount of a phase shift mask 15, said device being provided with: a diffraction grating 7 for diffracting linearly polarized light and generating a plurality of diffracted l...
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WO/2017/093277A1 |
The invention relates to a method for measuring the delay between N pulses (1) having a duration of less than 100 picoseconds, which comprises the following steps: collimated emission of pulses (1k) having the same repetition frequency; ...
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WO/2017/086752A1 |
The present invention relates to a device and a method for measuring a waveform of a light wave. The device for measuring a light wave, according to one embodiment of the present invention, comprises: a pulse separation unit for separati...
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WO/2017/069389A1 |
Disclosed are a device and method for aligning a laser optical system constituting a laser processing apparatus. The disclosed optical system aligning device for a laser processing apparatus comprises: a laser optical system through whic...
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WO/2017/044604A1 |
According to one aspect, a multi-heterodyne system (10) is disclosed, which comprises a first laser source (12) for generating multi-mode radiation (LB1) having a frequency spectrum having a first plurality of phase coherent frequencies,...
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WO/2017/033037A1 |
The invention concerns a Terahertz wavefront measurement system comprising a spatial mask (4, 24) selected among a Terahertz lens array (24) or an array of apertures (4, 14). According to the invention, the Terahertz wavefront measuremen...
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WO/2016/205565A1 |
Systems and methods disclosed herein provide for gas imaging. A gas imaging system comprises a lenslet array configured to receive thermal radiation from a scene and transmit a plurality of substantially identical sub-images of the therm...
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WO/2016/183874A1 |
A digital phase shift point diffraction interferometer. The interferometer consists of a light source (1), a small-hole mask (2), a first spatial light modulator (3), a second spatial light modulator (6), a two-dimension photoelectric de...
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WO/2016/173079A1 |
A digital phase shift lateral shearing interferometer and an optical system wave aberration measurement method. The interferometer comprises a light source (1), a small-hole mask (2), a first spatial light modulator (4), a second spatial...
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WO/2016/150783A1 |
The invention concerns a method for measuring the frequency modulation f(t) of a laser source, that comprises the following steps: - modulating the laser source over a period T, by means of a modulation control, - during a same period T,...
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WO/2016/145393A1 |
An apparatus for viewing a biological sample that functions as both a microscope and an interferometer. A short-coherence light source directs light onto the sample. A Fourier transform lens and a pixel-array detector are positioned to c...
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WO/2016/138452A1 |
Provided are systems, methods, and other embodiments associated with depth-resolved spatial-domain low-coherence quantitative phase microscopy for high-throughput analysis of 3D nanoscale architectural alterations in unstained tissue and...
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WO/2016/104223A1 |
A wavefront distortion amount measurement device according to the present invention is provided with: a wavefront modulator (14, 30, 130, 230) disposed at the pupil plane of a lens (21, 29, 229) or in a position conjugate to the pupil pl...
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WO/2016/094940A1 |
Methods and apparatus are presented for multichannel optical coherence tomography. Light from a wavelength tuneable or steppable optical source is separated into one or more sample beams and one or more reference beams, and the one or mo...
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