Sentences with phrase «plane wavefront»
The simplest kind of electromagnetic beam has a plane wavefront, which means that the peaks or troughs of the beam can be connected by an imaginary plane at right angles to the beam's direction of travel.
https://www.scientificamerican.com/ Not exact matches
This, they point out, is what would be expected if different portions of the wavefront traverse the plane at different times.
To prevent starlight leakage at the inner working angle of a phase mask coronagraph, we have introduced a Lyot - based low - order wavefront sensor (LLOWFS), which senses aberrations using the rejected starlight diffracted at the Lyot plane.