In memoryof my parentsJosie and Richie Renner
Another and more remarkable property of light is that when rays come from different, oreven opposite, directions each produces its effect without disturbances from the other. Thus severalobservers are able, all at the same time, to look at different objects through one single opening;and two individuals can look into each other’s eyes at the same instant.
Christiaan Huygens, Traite de la lumiére, 1690
and of my grandmother
© Eric Renner, Grandma Becomes the Moon, 20 × 16-inch pinhole photograph, 1976.
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