Often when we start out as photographers we hear more experienced folks talk about the importance of not stopping a lens down too far as to avoid the effects of diffraction.
We may find this confusing because from a composition standpoint we often want to achieve deep depth-of-field, especially with landscape photography. Stopping a lens down to achieve this degree of depth-of-field seems quite logical.
This begs the question whether we really need to care about diffraction. Continue reading Diffraction