- Panoramic optical and near-infrared SETI instrument: prototype design and testing
2018/07/10 by Maren Cosens, Jérôme Maire, Jérôme Maîre +19 · 2 citations
Physics and Astronomy · #Astronomy #Computer science #Focal length #Fresnel lens #Geology #Infrared #Lens (geology) #Modular design #Optics #Physics #Planetary Science and Exploration #Remote sensing #Search for extraterrestrial intelligence #Sky #Space Science and Extraterrestrial Life #Space exploration and regulation #Telescope #astro-ph.IM
- Hyper Suprime-Cam: System design and verification of image quality
2017/09/07 by Satoshi Miyazaki, Yutaka Komiyama, Satoshi Kawanomoto +102 · 60 citations
Engineering · Physics and Astronomy · #Acoustics #Adaptive optics and wavefront sensing #Aperture (computer memory) #Artificial intelligence #Astronomy #Astronomy and Astrophysical Research #CCD and CMOS Imaging Sensors #Cardinal point #Collimated light #Computer science #Field of view #Focal length #Focus (optics) #Hexapod #Lens (geology) #Optical telescope #Optics #Physics #Pixel #Prime (order theory) #Subaru Telescope #Telescope #Wavefront
- A Minimal Solution for Two-view Focal-length Estimation using Two Affine\n Correspondences
2017/06/06 by Daniel Barath, Dániel Baráth, Tekla Tóth +5 · 2 citations
Computer Science · Engineering · Mathematics · #Advanced Vision and Imaging #Affine combination #Affine hull #Affine shape adaptation #Affine space #Affine transformation #Algorithm #Artificial intelligence #Computer Vision and Pattern Recognition (cs.CV) #Computer science #FOS: Computer and information sciences #Focal length #Fundamental matrix (linear differential equation) #Geometry #Image (mathematics) #Image Processing Techniques and Applications #MATLAB #Mathematical analysis #Mathematics #Matrix (chemical analysis) #Optical measurement and interference techniques #Point (geometry) #Polynomial #Robotics and Sensor-Based Localization #cs.CV
- A Metalens with a Near-Unity Numerical Aperture
2017/05/31 by Ramon Paniagua-Dominguez, Ramón Paniagua‐Domínguez, Ye Feng Yu +10 · 1 citation
Engineering · Materials Science · Physics and Astronomy · #Angular resolution (graph drawing) #Aperture (computer memory) #Diamond #Diffraction #Focal length #Focus (optics) #Lens (geology) #Materials science #Metamaterials and Metasurfaces Applications #Numerical aperture #Optics #Orbital Angular Momentum in Optics #Physics #Plasmonic and Surface Plasmon Research #Wavelength #physics.optics
- The beginnings, from Lipperhey to Huygens and Cassini
2009/04/07 by Albert Van Helden · 1 citation
Physics and Astronomy · Arts and Humanities · #History and Developments in Astronomy #Historical Astronomy and Related Studies #History of Science and Medicine #Eyepiece #Telescope #Physics #Optics #Galileo (satellite navigation) #Focal length #Optical telescope #Astronomy #Refracting telescope #Field of view #Lens (geology) #Remote sensing #Geology
- In-Orbit Focal Adjustment of the AKARI Telescope with Infrared Camera (IRC) Images
2007/06/01 by Hidehiro Kaneda, H. Kaneda, W. Kim +11 · 3 citations
Physics and Astronomy · #Adaptive optics #Adaptive optics and wavefront sensing #Astronomy #Astronomy and Astrophysical Research #Cardinal point #Focal length #Infrared #Infrared telescope #Optical telescope #Optics #Physics #Reflecting telescope #Spitzer Space Telescope #Stellar, planetary, and galactic studies #Telescope #astro-ph
- Analytic Expressions for Mean Magnification by a Quadrupole Gravitational Lens
2002/05/28 by Tehani K. Finch, Lisa P. Carlivati, Joshua N. Winn +1 · 1 citation
Engineering · Physics and Astronomy · #Adaptive optics and wavefront sensing #Astronomical Observations and Instrumentation #Astrophysics #Focal length #Galaxy #Gravitational lens #Gravitational lensing formalism #Lens (geology) #Magnification #Optics #Physics #Simple lens #Stellar, planetary, and galactic studies #Strong gravitational lensing #Weak gravitational lensing #astro-ph
- Gravitational Lens of the Sun: Its Potential for Observations and Communications over Interstellar Distances
1979/09/14 by V. R. Eshleman · 5 citations
Physics and Astronomy · #Astronomy #Astrophysics #Focal length #Interplanetary spaceflight #Lens (geology) #Line (geometry) #Millimeter #Optics #Physics #Plasma #Radiation #Radio Astronomy Observations and Technology #Solar and Space Plasma Dynamics #Solar wind #Space Science and Extraterrestrial Life #Spacecraft #Wavelength
- Achromatic Combinations of Half-Wave Plates
1959/04/01 by Charles J. Koester · 2 citations
Business, Management and Accounting · Engineering · Mathematics · #Achromatic lens #Advanced optical system design #Angle of rotation #Angular aperture #Aperture (computer memory) #Birefringence #Focal length #Geometry #Materials science #Mathematics #Optical Polarization and Ellipsometry #Optics #Optics and Image Analysis #Physics #Polarization (electrochemistry) #Polarizer #Ray #Rotation (mathematics) #Stereographic projection #Wavelength #Waveplate