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CATALOGUE  Astronomical Ring -

Astronomical Ring

Ref: H21

Although known as the astronomical ring, it is principally employed as an ecuatorial solar universal quadrant. Its use was widespread during 18th century.It is composed of a ring that can be adjusted to various latitudes, a meridian ring showing the latitude scale, a moveable hour ring and a central, grooved bar that is garduated for the months of the year and a perforated cylindeer, which moves over this. It will indicate the solar local time. 

Diameter: 3.94 inches
Thickness: 0.11 inches

Price: 82.00EUR

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