active optics

n (functioning as singular)

(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

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Translations

ottica attiva

References in periodicals archive ?

The detection type anti-drones have further been bifurcated into Radar Based, Passive optics (cameras), Active optics (LIDAR), Acoustics, RF emissions and others.

Global Anti-Drone Market Projected to Touch US$1,204.9 mn by 2025

It contains integrated diode and active optics within the laser head, and can deliver up to 6W of red light.

Photonics heads west: The annual photonics extravaganza SPIE Photonics West, from 2 to 7 February in San Francisco, promises to be bigger than ever

'By using some newly developed technology which builds on recent advances in CCD cameras and active optics we hope to produce equipment which will change the way these measurements are done.'