Nothing Special   »   [go: up one dir, main page]

Wilby et al., 2017 - Google Patents

The coronagraphic Modal Wavefront Sensor: a hybrid focal-plane sensor for the high-contrast imaging of circumstellar environments

Wilby et al., 2017

View PDF
Document ID
2467122871522048192
Author
Wilby M
Keller C
Snik F
Korkiakoski V
Pietrow A
Publication year
Publication venue
Astronomy & Astrophysics

External Links

Snippet

The raw coronagraphic performance of current high-contrast imaging instruments is limited by the presence of a quasi-static speckle (QSS) background, resulting from instrumental Non- Common Path Errors (NCPEs). Rapid development of efficient speckle subtraction …
Continue reading at www.aanda.org (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colour
    • G01J3/28—Investigating the spectrum
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colour
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0208—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using focussing or collimating elements, e.g. lenses or mirrors; performing aberration correction
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B27/00—Other optical systems; Other optical apparatus
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B27/00—Other optical systems; Other optical apparatus
    • G02B27/0025—Other optical systems; Other optical apparatus for optical correction, e.g. distorsion, aberration
    • G02B27/0068—Other optical systems; Other optical apparatus for optical correction, e.g. distorsion, aberration having means for controlling the degree of correction, e.g. using phase modulators, movable elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated

Similar Documents

Publication Publication Date Title
Wilby et al. The coronagraphic Modal Wavefront Sensor: a hybrid focal-plane sensor for the high-contrast imaging of circumstellar environments
Vigan et al. Calibration of quasi-static aberrations in exoplanet direct-imaging instruments with a zernike phase-mask sensor-iii. on-sky validation in vlt/sphere
N’Diaye et al. Calibration of quasi-static aberrations in exoplanet direct-imaging instruments with a Zernike phase-mask sensor
N’Diaye et al. Calibration of the island effect: Experimental validation of closed-loop focal plane wavefront control on Subaru/SCExAO
Jovanovic et al. Review of high-contrast imaging systems for current and future ground-based and space-based telescopes: Part II. Common path wavefront sensing/control and coherent differential imaging
Gerard et al. Fast coherent differential imaging on ground-based telescopes using the self-coherent camera
Cheetham et al. Fizeau interferometric cophasing of segmented mirrors
Wilby et al. Designing and testing the coronagraphic Modal Wavefront Sensor: a fast non-common path error sensor for high-contrast imaging
Haffert Generalised optical differentiation wavefront sensor: a sensitive high dynamic range wavefront sensor
Potier et al. Increasing the raw contrast of VLT/SPHERE with the dark hole technique-I. Simulations and validation on the internal source
Colodro-Conde et al. Laboratory and telescope demonstration of the TP3-WFS for the adaptive optics segment of AOLI
Juanola-Parramon et al. The LUVOIR Extreme Coronagraph for Living Planetary Systems (ECLIPS) II. Performance evaluation, aberration sensitivity analysis and exoplanet detection simulations
Morris et al. CANARY phase B: on-sky open-loop tomographic LGS AO results
Ragland et al. Point spread function determination for Keck adaptive optics
Rodack et al. Millisecond exoplanet imaging: I. method and simulation results
Miller et al. Spatial linear dark field control on Subaru/SCExAO-Maintaining high contrast with a vAPP coronagraph
Doelman et al. L-band integral field spectroscopy of the HR 8799 planetary system
Arcidiacono et al. Layer-oriented simulation tool
Ahn et al. Combining EFC with spatial LDFC for high-contrast imaging on Subaru/SCExAO
Hénault et al. Crossed-sine wavefront sensor for adaptive optics, metrology and ophthalmology applications
Bos Vector speckle grid: instantaneous incoherent speckle grid for high-precision astrometry and photometry in high-contrast imaging
Chambouleyron et al. Gemini planet imager 2.0: implementing a Zernike wavefront sensor for non-common path aberrations measurement
Pathak et al. A high-precision technique to correct for residual atmospheric dispersion in high-contrast imaging systems
Kopon et al. On-sky demonstration of the GMT dispersed fringe phasing sensor prototype on the Magellan Telescope
Lai et al. DO-CRIME: dynamic on-sky covariance random interaction matrix evaluation, a novel method for calibrating adaptive optics systems