So as I learn photography by taking pictures, I am now in the stage of taking macro pics with my 75-300 lens.(Canon) I usually set the lens to f=100mm, get the aperture to max opening to get a nice ...

Macro is quite a technical discipline, but don’t let this deter you. The barrier to entry isn’t as high as you might think – and neither is price. Yes, there are some expensive macro lenses out there, ...