«Thus far, solutions based on incandescent lamps have been used in photometry, i.e. in measuring light
detected by the human eye,» explains Tomi Pulli, a doctoral student at Aalto University.
Although this curious vent glow is too weak to be
detected by human eyes, it has a frequency well into the visible spectrum.
It is a form of electromagnetic radiation of a wavelength which can be
detected by the human eye.
Light, electromagnetic radiation that can be
detected by the human eye.
iPhone X's OLED display is already a bit curved, though it can't be
detected by the human eye.
Not exact matches
Human eyes, primarily sensitive to shorter wavelength visible light, are unable to
detect or differentiate between the longer - wavelength thermal IR «signatures» given off both
by living beings and inanimate objects.
Computers can simulate objects created
by natural processes, but even an untrained
human eye will usually
detect them as forgeries.
The photon is then
detected by a detector (top right) or
by the
eye of the
human observer (bottom right).
Telescopes work
by using their large mirrors to collect more light than the
human eye can
detect on its own.
Capable of observing the Universe
by detecting light that is invisible to the
human eye, ALMA will show us never - before - seen details of the birth of stars, infant galaxies in the early Universe, and planets coalescing around distant suns.
A good way to
detect previously soiled areas is
by using an ultraviolet light; urine residues not visible to the
human eye will fluoresce under the light.
Most people associate radiation with nuclear weapons, but the term refers more generally to light, which we can see, and to related emissions that are invisible to the
human eye but which can be
detected by other means.