Octogonal in Brass, 7.3x2cm

Description

Reproduction in current materials of ancient instruments that are part of the cultural and scientific heritage because of their scientific, historical and aesthetic value.

The instrument is accompanied by a documentation with description in which their use is explained in detail.

Diptych:
Are portable sundials consisting of a compass, a solar quadrant and a thread with the function as a pin or gnomon, which casts the shadow. They were often used as a pocket watch, between the fifteenth and eighteenth centuries.
Functional manner: Align the tip of the arrow of the compass that always points north, on the 12 (XII) of the quadrant / sundial. Once oriented and exposed to the sun, casts the pin a shadow which corresponds to the time line, and outputs time.

Reproduction of a Dytich dial, known as Pocket sundial with a “weight ball” to check balance of instrument.
Brass plate, Medium-density wood fibreboard teinted and polished; crystal glass over the magnetic compass; coloured paper.
Box size: lenght 11,5cm X  Width 8 cm X Height 3,5cm. Total Weight: 145gr