active optics

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active optics

n (functioning as singular)

(Physics / General Physics) a system to compensate for any deformation caused by gravity in the surface accuracy and alignment of the mirrors of an astronomical telescope by means of actuators that control the movable mirror supports

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No references found			The New Technology Telescope relies on a feedback system, called active optics, to achieve its resolving power. Space telescope: a saga of setbacks by Cowen, Ron / Science News First telescope with active optics The world's first telescope for general astronomical use with "active" computer-controlled optics is about to be installed at the European Southern Observatory (ESO) at Cerro La Silla, Chile. First telescope with active optics by Thomsen, Dietrick E. / Science News 1 million contract to build the Active Optics System for an advanced astronomical telescope for the Southern Astrophysical Research (SOAR) project. Raytheon Awarded an $8 Million Contract to Provide Optics for an ... by Business Wire			active active agent active air defense active application active birth Active capital active centre active citizen active communications satellite active defense active duty active duty for special work active duty for training active galactic nucleus active galaxy Active Guard and Reserve active homing guidance Active hyperaemia active immunity active list active margin active material active matrix active matrix screen active mine active optics active partner active placebo active public affairs policy active public information policy active safety active sealift forces active service active site active status active transport active trust Active valeric acid Active verb active vocabulary active voice Active wealth active-matrix actively Activeness activewear activin activism activist activistic activity			Active Network Overlay Network Active Network Service Active Network Transport System Active networking Active No Swashplate Rotor Active Node Authentication Protocol Active Noise and Vibration Control Active Noise and Vibration Suppression System Active noise control Active noise control Active noise control Active noise reduction Active Non-Destructive Analysis Active Non-Volatile Memory Active Notch Filter Active NSA-Carried Items List Active Nutation Damping Active Object Active Object Class Active Officer Promotion Branch active operating system fingerprinting Active Operations Management Active Operator Guidance Active Optical Active Optical Network Active Optical Target Detector active optics Active Optics Compensation Active Opto-electronic Protective Device Active or Chronic Viral Infection Active Organisation for the Liberation of Palestine Active Output Interface Active oxygen Active oxygen Active oxygen active oxygen method active oxygen method Active Participant Active Participant Status Active Participation Active Participation Active participle Active participle active partisan active partisans Active partition active partner active partner Active Partners Active Partners Active Passive Aircraft Survivability Active Passive Integration Approach Active Path First model Active Path First with Potential Backup Cost Active Patriot Active People Survey active permafrost

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