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編號 17416569

已出售
Peasant hourly ring also called solar ring or annular dial (1721)
最終出價
€ 220
313 週前

Peasant hourly ring also called solar ring or annular dial (1721)

Ring in very good condition having been used (used cord), found in very old grandpa pants! Farmer hourly ring also called solar ring or annular dial is a variant of height dial in ring form. It's a small sundial in ring or band form. In the 15th century, it is described by Johann Müller Rogiomontanus (1436-1476) «prophet» astronomer who testified in favour of Nostradamus. Artissime, which sells a solar ring prefers to remember that there are monks of Prussia who developed that small portable sundial in the 18th The ring of peasant measures the height of the sun by a point of light pierced on a sliding ring. It is composed of two or three rings that you are turning according to the date to get the solar time. This ring must be adjusted to the current date, which changes the position of the light point. Working: Turn the mobile ring to display the current date. The small hole of this ring must be located in front of the date, indicated by the initials of the months. Then suspend the dial in the direction of the sun to get a point of light inside the ring. This point shows the solar time. These portable dials indicate the true local time. To get the legal time, add the difference of longitude with the meridian of reference and If need be, one hour for summer time. Diameters range from 1.8 to 3 cm. Another description of the functioning: "To set the date of the day, bring the small eye in front of the date, marked with the initials of the months. Then hang the dial in the direction of the sun, until you get a point of light inside the ring. This point shows the solar time with an accuracy between 15 to 20 minutes for latitudes between 35 and 55 °. Some models are drilled two times, two cavities placed at different heights. The nearest hole in the ring is used from the spring equinox to the autumn equinox, the other one from the autumn equinox to the spring equinox. The sunray passing through the hole, hits the internal part of the opposite side, engraved with vertical lines forming three subdivisions, each including two signs of the zodiac or about six months of reading. These lines intersect the time curves at right angles. Thus for the solar ring, here is the complete record: http://www.brebis-noire-velay.org/fichier_associe/anneau_de_paysan.pdf Shipping via Mondial Relay for France and some countries in the EU or Colissimo to "the rest of the world"

編號 17416569

已出售
Peasant hourly ring also called solar ring or annular dial (1721)

Peasant hourly ring also called solar ring or annular dial (1721)

Ring in very good condition having been used (used cord), found in very old grandpa pants!
Farmer hourly ring also called solar ring or annular dial
is a variant of height dial in ring form. It's a
small sundial in ring or band form. In the 15th century, it is described
by Johann Müller Rogiomontanus (1436-1476) «prophet» astronomer who
testified in favour of Nostradamus.
Artissime, which sells a solar ring prefers to remember that there are
monks of Prussia who developed that small portable sundial in the 18th
The ring of peasant measures the height of the sun by a point of light pierced
on a sliding ring. It is composed of two or three rings that you are turning
according to the date to get the solar time.
This ring must be adjusted to the current date, which changes the position of the
light point.
Working:
Turn the mobile ring to display the current date. The small hole of this
ring must be located in front of the date, indicated by the initials of the months.
Then suspend the dial in the direction of the sun to get a point of light
inside the ring. This point shows the solar time.
These portable dials indicate the true local time. To get the legal time,
add the difference of longitude with the meridian of reference and
If need be, one hour for summer time.
Diameters range from 1.8 to 3 cm.
Another description of the functioning: "To set the date of the day,
bring the small eye in front of the date, marked with the initials of the months.
Then hang the dial in the direction of the sun, until you get a point of
light inside the ring.
This point shows the solar time with an accuracy between 15 to 20 minutes
for latitudes between 35 and 55 °.
Some models are drilled two times, two cavities placed at different
heights.
The nearest hole in the ring is used from the spring equinox to the autumn equinox,
the other one from the autumn equinox to the spring equinox.
The sunray passing through the hole, hits the internal part of the opposite
side, engraved with vertical lines forming three subdivisions, each
including two signs of the zodiac or about six months of reading. These lines intersect the time curves at right angles.
Thus for the solar ring, here is the complete record:
http://www.brebis-noire-velay.org/fichier_associe/anneau_de_paysan.pdf
Shipping via Mondial Relay for France and some countries in the EU or Colissimo to "the rest of the world"

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