Astronomy Cast

Wizzard Media

Science & Medicine, Natural Sciences

Chart Positions

Natural Sciences 14
Science & Medicine 37

Astronomy Cast brings you a weekly fact-based journey through the cosmos.


Ep. 380: The Limits of Optics

June 15th, 2015

Episode 414 of 460 episodes

Astronomers rely on the optics of their instruments, and there are some basic limits that you just can’t avoid. Whatever we look at is distorted by the optics, in fact, a basic property of light means that we’ll never get perfect optics. Here’s why we can’t “magnify and enhance” forever.