Lying: Prism

Engineers use a systematic approach to draw a lying prism as described in guides from Slideshare and Scribd :

: In patent literature, such as Google Patents , "lying prisms" may refer to the physical arrangement of thin prism reflectors used in lighting or signal systems to redirect light at specific angles. Lying Prism

: The central axis of the prism becomes parallel to the Horizontal Plane (HP). Engineers use a systematic approach to draw a

: Assume the prism is standing vertically on its base to find its "True Shape". such as Google Patents

: Occasionally, discussions regarding the NSA's PRISM program use the word "lying" in a political sense, questioning the truthfulness of officials' testimony regarding data collection.