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Message: <blockquote data-quote="salukfan111" data-source="post: 519444" data-attributes="member: 39212">I saw a youtube video where they had a dx camera, ff camera, teleconverter, and a pentax q7.  Every camera used the same lens shooting the same bird sitting on a sign.  Each option was cropped to fill the frame and the q7 was arguably the winner.Which bridge camera with a really high pixel density and total pixels are good candidates for doing this?  I'm getting pretty excited about the prospect of my 180mm f/2.8 on a q7 shooting effectively 720mm.  Is there another similar camera with the same level or crop effect with high pixel count?  Do these cameras perform well at high isos?  Sorry for asking a dumb question, but I'm getting tired of using tcs.</blockquote>