Heliograph may refer to: Heliograph, tripod-mounted mirrors used as solar telegraphs Daylight signalling mirror, also known as a heliograph in British English, handheld mirror to reflect sunlight as a distress signal Sunshine recorder, also known as a heliograph, a device that records the amount of sunlight at a given location Solar telescope, also known as a heliograph or photoheliograph, a telescope especially adapted for viewing the surface of the Sun Heliography, the photographic process used to make the earliest known permanent photograph from nature Heliographic coordinate system, a type of coordinate system used to identify locations on the Sun's surface