The Perils of Lens Fogging and how to Avoid it During Astrophotography Sessions

At one point or another, every astrophotographer will experience the dreaded lens dew while taking photographs of the night sky. They’ll be minding their own business trying to capture meteors, beautiful Aurora Borealis displays or just a simple time lapse when a layer of moisture appears on the lens glass and turns every captured image into a blobby mess.

Lens Fogging Compare

This moisture is dew, a normal Continue reading