Heliometer
Heliometer (from Greek sun and measure) is an instrument originally designed for measuring the variation of the sun's diameter at different seasons of the year, but applied now to the modern form of the instrument which is capable of much wider use. The present article also deals with other forms of double-image micrometer.
Related Topics:
Greek - Sun - Season - Micrometer
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~ Table of Content ~
| ► | Introduction |
| ► | History |
| ► | The Modern Heliometer |
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