In these special installments, the Two Minute Review goes to the phones — host Marc takes calls from faithful listeners and answers the questions some we always wanted to know but were afraid to ask:
WHAT DOES CROP FACTOR MEAN?
DOES MOSS GROW ON A ROLLING SHUTTER?
WHAT DOES THE “ND” IN “ND FILTER” STAND FOR,
AND HOW DOES IT WORK?
WHY DO LENSES SOMETIMES WEAR HOODS?