daylight glass

daylight glass

[′dā‚līt ‚glas]
(materials)
A glass that absorbs red light; used in incandescent lamps to remove excess red emission so that the light spectrum resembles natural daylight.

daylight glass

A bluish glass, often colored with cobalt, used with incandescent lamps to produce the effect of daylight by absorbing excess radiation in the red part of the light spectrum.