User:Wi-ko/sandbox

Natural camera obscura may be realized while partial solar eclipse.

Selected pictures of Solar Eclipse in Natural Camera Obscura

 * Natural camera obscura effect is observable during a partial Sun Eclipse when you look in the opposite direction of the Sun on a shadow of a leaved tree or tall bush. This effect is to be distinguished when a partial eclipse of the Sun is deeper than 50%.
 * Observing effect of the natural camera obscura requires flat surface not covered with grass. Flat asphalt road is enough as as screen of it.

Category:Solar eclipse Category:Partial solar eclipse Category:Camera obscura Category:Natural camera obscura