News tagged with mirror

Deformable mirror corrects errors

Very high power is needed to cut or weld using a laser beam. But this creates its own problem: the beam's energy deforms the mirrors that are focusing it to a point. When this happens, the beam expands and ...

dateMay 14, 2014 in Optics & Photonics
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Laser tripod for better levitation

(Phys.org) —Physicists from The Australian National University have shown that three lasers are better than one when it comes to levitating small but visible objects on light, designing an extremely precise ...

dateOct 30, 2013 in General Physics
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