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What is a Wavefront Sensor?

A wavefront sensor is a device for measuring an optical wavefront and any aberrations within it. The wavefront is a region in which all the points sampled in the wave have the same phase at a given instant. ....

Japan General , Bukhtii Shutterstock , Robert Shannon , Optics Communications , Industry Focus , Power Laser Science , Roland Shack , Applied Optics , Astronomical Telescopes , Synchrotron Radiation , Wavefront Sensor ,

Innovative Technique for High-Efficiency Diffraction Gratings for Astronomical Spectroscopy

Astronomers today aim to observe the faintest and farthest objects. The newest facilities for doing this are Extremely Large Telescopes (ELTs), which have apertures in the range of several dozen meters. ....

United States , Menelaosk Poutous , Hanshin Lee , Emily Henderson , University Of Texas At Austin , Research Scientist , University Of North Carolina At Charlotte , Department Of Physics , College Of Natural Sciences , Extremely Large Telescopes , North Carolina , Astronomical Telescopes , Natural Sciences , Associate Professor , Interdisciplinary Optics , Optical Science ,

How Does 3D Metrology Assist the Mining Industry?

This article looks at 3D metrology processes, their applications and uses in the mining industry, and trends in the 3D metrology market. ....

United States , Ibtisam Abbasiapr , Ibtisam Abbasi , International Journal Of Mining Science , Offering Software , Intelligent Solutions , D Metrology Services , Zygo Corporation , Institute Of Metrology , Nuclear Spectroscopic Telescope Array , Brief Introduction , Optical Surface , Metrology Market Trends , North American , Vision Engineering , Faro Technologies , Astronomical Telescopes , Laser Metrology , International Journal , Mining Science , Data Science , Federal Institute , Measurement Science , Mining Industry Benefits , Laser Level Measurement , Optical Measurement Market ,

Imaging X-Ray Polarimetry Mission Enables New Measurements of Cosmic Sources

The secrets hiding in the vast expanse of outer space have intrigued humankind for ages. The invention of the optical telescope during the 17th century allowed humans to see stars appearing as mere twinkling dots in the night sky. ....

Laura Thomsonapr , Megan Eckart , Kennedy Space Center , Italian Space Agency , Imagingx Ray Polarimetry Explorer , Astronomical Telescopes , Milky Way , X Ray Polarimetry Explorer ,

China's wide field survey telescope verifies its primary-focus camera

China s wide field survey telescope (WFST) has completed the testing of its charge-coupled device and primary-focus system, the Science and Technology Daily reported on Tuesday. ....

Technology Daily , Wide Field Survey Telescope , University Of Science , Technology Of China , Lenghu Town , Astronomical Telescopes , Purple Mountain Observatory , Chinese Academy ,