1. If you point the pinhole camera of Exercise 79 at the Sun, you will see a clear and bright solar image on the viewing screen. How does this relate to the circular spots that surround Lillian...

1. If you point the pinhole camera of Exercise 79 at the Sun, you will see a clear and bright solar image on the viewing screen. How does this relate to the circular spots that surround Lillian beneath the sunlit tree shown in the photo?

Exercise 79

Why doesn’t the sharpness of the image in a pinhole camera depend on the position of the viewing screen?