Our highly evolved sight stumbles at the invisible light spectrum.
Recording data in the infrared part of the light spectrum requires cooling detectors to about minus 352 degrees Fahrenheit.
Mammal colour blindness is called protanopia, and prevents them from distinguishing red-yellow-green parts of the light spectrum.
These vital cells, it turns out, are especially responsive to the blue part of the light spectrum.
This powder reflects the blue-green part of the light spectrum, giving the water a hue that would be garish if any painter tried to capture it.
Increasingly, we are surrounded by light on the short-wave, or "blue light," spectrum — light which our circadian systems interpret as daylight.
To avoid that, the R.I.T. array includes a fourth high-resolution camera that takes conventional pictures in the visible light spectrum.
Firstly it's one of the most visible colours on the light spectrum, and back when we were a new business we wanted to make sure we stood out.
What is this all about? A. Photochromic eyeglass lenses respond to ultraviolet radiation, high at the blue end of the light spectrum, not to visible light.
Maybe a girl with 14 piercings in each ear sang Siouxsie and the Banshees's "Cities in Dust" to her cat enough times to warp the entire light spectrum.
