Under low pressure sodium light everything looks in the same color.
This was an exhibition in San Francisco of visual illusions and perceptual phenomena.
Under low pressure sodium light everything looks in the same color. It may be utilize in the exhibition, showing NASA’s technique – LOLA, which shows the hazardous level of the moon’s surface in different colors.
In the exhibition, we can create a solid moon under low pressure sodium light with colors on the moon, showing the hazardous level by projecting normal light on it.