----- Original Message ----- From: "Russell Kerstetter"
Subject: Re: long lens for birds?
so lenes that are optimized for digital in addition to being smaller are designed to have less CA?
I don't know about smaller, the two digital only lenses that I have are both horses. Lens design is about compromises, you gain some quality in one aspect, you probably lose some quality somewhere else for doing it.
William Robb
