this looks like a nice alternative to buying a FF body to make better use of a 70-200mm lens has anyone tried this lens on a cropped sensor body?
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Nikon D700+Nikon D-80 + Nikon SB 900 Flashgun+Lumiquest Ultrasoft softbox + Nikon 50mm F 1.8 + Tamron 28-75mm F 2.8 + Sigma 12-24mm F 4.5-5.6 + Sigma 70-200mm F 2.8 + Sigma 150-500 F 5-6.3 Manfrotto 190XPROB tripod+Manfrotto 3265 Joystick Head+Gorillapod SLR-Zoom+Crumpler 7 million dollar home bag+ Crumpler Karachi Outpost Backpack
http://www.kristymacleodphotography.com/