In photography and cinematography, a normal lens is a lens that reproduces a field of view that appears "natural" to a human observer. In contrast, depth compression and expansion with shorter or longer focal lengths introduces noticeable, and sometimes disturbing, distortion.
In photography and cinematography, a normal lens is a lens th:at repro:duces a field ,of view that appears "natural" to a human observer. In con.trast, depth compression and expansion with shorter or longer focal lengths introduces noticeable, and sometimes disturbing, distortion.