Convex pakua mirror
This convex mirror is meant to sent back agressive qis that hit a building facade. Agressive qis are caused by various elements in the external environment: church peaks, pylons, antennas, dead trees, …
Thanks to its convex shape, the bagua mirror disperses the qis it reflects. It is always set in a ba gua, the 8 trigrams arranged according the early heaven formation.
It is about 15 cm in diameter.