Could someone please give a definition for chromatic abberation that the average layman can understand. I understand that there are possibly two types? Thanks in advance!
Justin
I always recommend Paul van Walree's Optics Pages. These are oriented to photographers, but the section on CA is fully applicable to binoculars.
Quite understandable is
What is so special about the Zeiss Superachromat lenses?
This is from an issue of the newsletter Camera Lens News on the Zeiss web site. From a different issue, a more involved article is
Achromat, Apochromat, Superachromat - What is the Difference?
Happy reading!