Contains:  Gear
Why use a circular polarizer between two Lunt 40 etalons?, Ed Astle

Why use a circular polarizer between two Lunt 40 etalons?

Description

A CPL helps stop "hall of mirrors" between the highly reflective surfaces of the Lunt 40 etalons.
It's light physics and I'm thankful for it!

Comments

Histogram

Why use a circular polarizer between two Lunt 40 etalons?, Ed Astle

In these collections

Equipment