"echoes of light" is a grammatically correct phrase.
It can be used to describe a visual phenomenon in which flashes of light appear to rebound off a surface, as if echoing. For example, "The sun glinted off the lake, sending echoes of light across the surface."
Dr. Raskar traces those bouncing echoes of light photon by photon, based on when and where they land.
The technique is analogous to ultrasound, except that echoes of light are used instead of echoes of sound.
Besides salsa, the band brought in echoes of light jazz and mariachi with Mr. McGaha's trumpet the distinguishing sound in an ensemble whose instrumentation sometimes strayed out of tune.
Spectral domain optical coherence tomography (SD OCT) measures the interference spectrum of time delay echoes of light using a spectrometer.
With SDOCT it is possible to measure all echoes of light from different delays simultaneously allowing for significant increases in speed and sensitivity.
FD-OCT systems measure all the echoes of light returning from various depth points of the sample simultaneously by measuring the depth-dependent modulations of the interference spectrum [ 16].
WINNER Echoes Of Love - Omar Akram.
"The idea is to construct images of tissue by measuring the echo time, delay of light, that is reflected or back-scattered from nearby structures inside the tissue," Dr. Fujimoto explained.
Researchers compiled 12 years of Chandra's observations shown above, with Sgr A* at right and the echoed x-ray emissions in blue to find two major, distinct flare-ups of light echoes.
Mr. Eliasson's art echoes the mystical explorations of light and landscape in the 19th-century paintings of Caspar David Friedrich and the films of the Danish director Carl Theodore Dreyer.
The British artist Haroon Mirza has transformed a space at London's Lisson Gallery into a gleaming symphony of light, reverberation and echo with his newest installation, /o/o/o/o/.
