|Anticrepuscular (Antisolar) Rays
Seen by Tom Klimek in the desert in Imperial County, California.
They show that the rays - better called antisolar rays - can be seen even when the sun is comparatively high.
©Tom Klimek, shown with permission
|Instead of dark tubes of shadow extending from clouds, imagine a series of solid parallel rods all tilted downwards. Perspective plays the same tricks on them.
The rectangles ABCD and EFGH have identical widths.