Merriam-Webster offers the following definitions of “perspective”:

• The technique or process of representing on a plane or curved surface the spatial relation of objects as they might appear to the eye; specifically :  representation in a drawing or painting of parallel lines as converging in order to give the illusion of depth and distance.
• A visible scene; especially one giving a distinctive impression of distance.
• The appearance to the eye of objects in respect to their relative distance and positions.

“Perspective” comes into play with various visual art forms, including photography.

Our eyes see the world in three dimensions: Width, height, and most importantly, depth.

But neither a painting on a flat canvas, a drawing on a sketch pad, nor a two-dimension photograph could easily impart a sense of depth or distance were it not for two important principles: The “vanishing point” and one-point or two-point “perspective.”

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