Look up heliograph in Wiktionary, the free dictionary.
Heliograph may refer to:
- Heliograph, a device used for optical signalling
- 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
This disambiguation page lists articles associated with the title Heliograph.
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