What should I be aware of when buying a prime lens (other than that it will fit my camera)? What specs should I pay close attention to?
What scenarios are better shot with a prime lens? A zoom lens? A macro lens?
I have been shopping around for a prime lens for my Nikon D50. I noticed that the 1.8 is hundreds of dollars cheaper than the 1.4 AF-S. What will I gain for that cost difference? Is it really ...