anamorphic
/ˌænəˈmɔrfɪk/Definitions
1. adjective
having or characterized by anamorphosis, especially in having a distorted or curved shape that appears normal when viewed from a particular direction or in a particular way
“The anamorphic painting required a special mirror to view it correctly.”
2. noun
a representation of three-dimensional objects in two dimensions, especially by means of anamorphosis
“The anamorphic image appeared distorted until viewed from the correct angle.”