The World’s 1st Ultra-Telephoto Zoom Lens at Constant F2.8 OMFG. Behold, the Sigma APO 200-500mm F2.8 EX DG. Not even Canon has anything this fast:
“Not even Canon has anything this fast:” Not as fast as the given focal range (or above 200mm) – 200m f1.8L is the nearest competitor, faster and better IQ. 🙂 Reply
“Not even Canon has anything this fast:”
Not as fast as the given focal range (or above 200mm) – 200m f1.8L is the nearest competitor, faster and better IQ. 🙂