Pleased with these , but seem unable to get the sharpness others achieve with the 150-600C , Any tips & comments appreciated.
Blue Tit by David Miller, on Flickr
Blue Tit 2 by David Miller, on Flickr
4S7A8875Blue Tit3 by David Miller, on Flickr
Robin by David Miller, on Flickr
Chaffinch by David Miller, on Flickr
Blue Tit by David Miller, on Flickr
Blue Tit 2 by David Miller, on Flickr
4S7A8875Blue Tit3 by David Miller, on Flickr
Robin by David Miller, on Flickr
Chaffinch by David Miller, on Flickr
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