06-25-2011, 10:43 PM
Ok, that's an oversight on my part. I'm not familiar with Pentax's lens designations. In theory it could be ok, especially if they do a matched 1.4x converter. But given the price, plus requiring another body, again it doesn't seem economic over just getting the 70-300L.
<a class="bbc_url" href="http://snowporing.deviantart.com/">dA</a> Canon 7D2, 7D, 5D2, 600D, 450D, 300D IR modified, 1D, EF-S 10-18, 15-85, EF 35/2, 85/1.8, 135/2, 70-300L, 100-400L, MP-E65, Zeiss 2/50, Sigma 150 macro, 120-300/2.8, Samyang 8mm fisheye, Olympus E-P1, Panasonic 20/1.7, Sony HX9V, Fuji X100.