The round pupil in a lizard is generally better adapted for diurnal species whereas slit pupils are found in nocturnal species. Most lizards can see in color and some have opsin proteins which allow them to see in ultraviolet wavelengths that the human eye cannot perceive.
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Vivid | Mixed | Color | Colour | цвет | カラー | Couleur | Colore | Texture | Back crest of a chameleon
Chameleon fact from a chameleon girl: chameleon's eyes can actually move independantly of one another, meaning, the chameleon can move one eye wherever he wants without it effecting the other eye.