Product images of Universal equinoctial ring dial
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Manufactured in the UK
All products are printed in the UK, using the latest digital presses and a giclée printmaking process.
We only use premium branded inks, and colours are independently verified to last between 100 and 200 years.
Universal equinoctial ring dial
Universal equinoctial ring dial for 0-90 North. Standard dial (see related terms) except for the following details: the dial is for northern latitudes only and the latitude scale on the obverse side of the meridian ring is divided clockwise from top N0r-. The hour scale on the obverse side of the equinoctial ring is depicted on a scroll and there is also an hour scale on the inner-rim. On the reverse is a zodiac scale along the inner edge and a date scale on the outer edge. The equinoxes are marked at 19â”œÃ²_ March and 22â”œÃ²_ September. There is also a scale for sunrise and sunset and a declination scale.
- Image reference: D8834
- National Maritime Museum, Greenwich, London, Gabb Collection