Visible Light Absorption Materials These materials absorb light within the range of visibility (400-750nm). |
Near-infrared Light Absorption Materials These materials absorb light with the near-infrared range (750-1000nm). |
Photochromatic Dyes This dye reacts to light by coloring and decoloring. |
Luminescence Materials (Fluorescent Dyes) These materials absorb external energy and emit fluorescent or phosphorescent light. |
Leukotriene Dyes These dyes react to either acids or bases by coloring or decoloring. |
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