There are three lens options I'm looking at
Nikon ED AF Nikkor 80-200MM f2.8....with 2x AF converter. I know it's a great lens without it
Sigma 135-400mm f4.5-5.6 APO
Image not availablePhotos not available for this variation<style type="text/css">.vi-hide-mImgThr {display: none;}</style><img id="icImg" class="img img500" itemprop="image" src="http://i.ebayimg.com/t/Sigma-AF-170-500mm-f-5-6-3-APO-DG-Lens-/00/s/MTE1MVg4NDc=/z/WYIAAMXQTghRK8A4/$T2eC16J,!)kE9s4Z-5VwBRK8!4p5cg~~60_12.JPG" style="" clk="" />
Sigma 170-500mm f5-6.3 APO D
Mostly to be used to wildlife, airshows, sport, etc on my D200
Which would you recommend and why?
Image not availablePhotos not available for this variation<style type="text/css">.vi-hide-mImgThr {display: none;}</style><img id="icImg" class="img img500" itemprop="image" src="http://i.ebayimg.com/t/Sigma-AF-170-500mm-f-5-6-3-APO-DG-Lens-/00/s/MTE1MVg4NDc=/z/WYIAAMXQTghRK8A4/$T2eC16J,!)kE9s4Z-5VwBRK8!4p5cg~~60_12.JPG" style="" clk="" />
Nikon ED AF Nikkor 80-200MM f2.8....with 2x AF converter. I know it's a great lens without it
Sigma 135-400mm f4.5-5.6 APO
Image not availablePhotos not available for this variation<style type="text/css">.vi-hide-mImgThr {display: none;}</style><img id="icImg" class="img img500" itemprop="image" src="http://i.ebayimg.com/t/Sigma-AF-170-500mm-f-5-6-3-APO-DG-Lens-/00/s/MTE1MVg4NDc=/z/WYIAAMXQTghRK8A4/$T2eC16J,!)kE9s4Z-5VwBRK8!4p5cg~~60_12.JPG" style="" clk="" />
Sigma 170-500mm f5-6.3 APO D
Mostly to be used to wildlife, airshows, sport, etc on my D200
Which would you recommend and why?
Image not availablePhotos not available for this variation<style type="text/css">.vi-hide-mImgThr {display: none;}</style><img id="icImg" class="img img500" itemprop="image" src="http://i.ebayimg.com/t/Sigma-AF-170-500mm-f-5-6-3-APO-DG-Lens-/00/s/MTE1MVg4NDc=/z/WYIAAMXQTghRK8A4/$T2eC16J,!)kE9s4Z-5VwBRK8!4p5cg~~60_12.JPG" style="" clk="" />