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Questions related to the perception and measurement of light (primarily in the visible range), its mathematical description, the reproduction of colors by different means, color combinations, etc. Please use the tag [electromagnetic-radiation] if you want to refer to the general form of light.

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1 answer

Why can we see light when it isn't being reflected back to us at the same angle?

If I am standing on a chair, and I point a laser at a coffee table a few meters away from me (that is also below me), the light should reflect away from me. Therefore, no light should be returning to …
  • 199
2 votes
1 answer

How do we see if light scatters in all directions?

This may be a silly question, but I'm not sure how we see an object in front of us. If light hits the points of the object and scatters in all directions, how come we are able to form an image of the …
  • 199