News tagged with optical performance

A new era for atomic clocks

A revolution is under way in timekeeping. Precision timekeeping based on atomic clocks already underpins much of our modern technology—telecommunications, computer networks and satellite-based positioning ...

Feb 05, 2014 5 / 5 (10) 1 | with audio podcast

How is a Kindle like a cuttlefish

(Phys.org)—Over millions of years, biological organisms – from the chameleon and cuttlefish to the octopus and squid – have developed color-changing abilities for adaptive concealment (e.g., camouflage) ...

Sep 26, 2012 5 / 5 (1) 1 | with audio podcast

Mini-projectors -- maximum performance

(PhysOrg.com) -- The number of mini-projector devotees keeps growing. The combination of a new kind of optical structure with high-performance LEDs enables completely new compact and brilliant lighting and ...

May 20, 2010 3.9 / 5 (7) 0

Osram LEDs for Mini Projectors

New, particularly high-performance light-emitting diodes (LEDs) from Osram make it possible to build mini projectors. These LEDs produce enough light to project images measuring over one meter in diagonal ...

Mar 04, 2010 3.8 / 5 (6) 0