Darryl C. Nicholas

Enlarger lenses are generally grouped into three price categories. I refer to them as: amateur lenses (very cheap), regular "professional" lenses (moderately priced), and apochromatic (APO) lenses (very expensive).
Amateur lenses are usually already mounted on the enlarger when...

A few years ago the manufacturers of ink jet printers were struggling in order to make printers that could lay down very tiny dots--very close together. During those days if you tried to make a black and white print, it tended to look a little grainy...