For example frosted glass on a shower door ... The light travels in a straight line directly from the source to your eye. Non-luminous objects, like the Moon, do not produce their own light ...

The Universe is out there, waiting for you to discover it. self-luminous objects, like stars, which generate their own light, and non-luminous objects, that require an external energy source to be ...

For example ... spectrum B per object pixel (the first relation is in accord with ref. 27). In summary, we have demonstrated a technique to perform imaging of self-luminous objects through ...