noun
trompe l'oeil; optical illusion painting
Refers to a painting or drawing technique that creates a realistic optical illusion, making the depicted object appear three-dimensional or real.
このだまし絵は、壁に穴が開いているように見える。
This trompe l'oeil painting makes it look like there is a hole in the wall.
美術館でだまし絵の展覧会を見た。
I saw an exhibition of trompe l'oeil paintings at the art museum.
錯視 is a broader term for optical illusions in general, while だまし絵 specifically refers to illusionary paintings or drawings.
Compound of 騙し (dashi, 'deceiving', the continuative form of 騙す) and 絵 (e, 'picture'). The kanji 騙 means 'to deceive' or 'to trick'.