how to tell ai vs ai-is f2.8 28mm

If you’re in the market for a new lens, the decision between a regular 28mm f/2.8 lens and a AI-S 28mm f/2.8 lens can be a confusing one. Understanding the…

If you’re in the market for a new lens, the decision between a regular 28mm f/2.8 lens and a AI-S 28mm f/2.8 lens can be a confusing one. Understanding the…