Planar is an adjective meaning "relating to a plane (geometry)".
Planar may also refer to:
Science and technology Planar (computer graphics), computer graphics pixel information from several bitplanes Planar (transmission line technologies), transmission lines with flat conductors Planar, the structure resulting from the planar process used in the manufacture of semiconductor devices, such as planar transistors Planar graph, graph that can be drawn in the plane so that no edges cross Planar mechanism, a system of parts whose motion is constrained to a two-dimensional plane Planar Systems, an Oregon-headquartered manufacturer of digital displays Zeiss Planar, photographic lens designed by Paul Rudolph at Carl Zeiss in 1896
See also List of planar symmetry groups Planarity, a computer puzzle game Plane (disambiguation) Planer (disambiguation)