How Three New Internet Movements Are Changing the World of Art
Here’s a great 6-minute video in which PBS Off Book examines the impact three Internet phenomena — …
How to Detect Physical Flaws in a Used Camera Lens
If a camera lens has been abused, mishandled, or is just plain worn out, there are telltale signs that a knowledgeable buyer can look for to help appraise the value or lack thereof in a used camera lens.