Crookes glass
Also found in: Dictionary, Thesaurus, Encyclopedia.
Crookes glass
a spectacle lens combined with metallic oxides to absorb ultraviolet or infrared rays.
Crookes glass
(kruks glas)A spectacle lens combined with metallic oxides to absorb ultraviolet or infrared rays.
Crookes,
Sir William, English physicist and chemist, 1832-1919.Crookes glass - a spectacle lens combined with metallic oxides to absorb ultraviolet or infrared rays.