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M_Six · 07-10-2013, 04:38 PM

The speed is needed when you start adding TCs. The f2.8 only goes to f5.6 with a 2x TC. Speed is good.

Just because, I went out with the Tamron 70-200 f2.8 VC mounted with the Kenko 1.4x TC. So this is a 100 crop from the center of a 280mm f4 shot.

07-10-2013, 04:38 PM	#4409
M_Six Free Thinker 16822 Rep 7,454 Posts Drives: 2016 MB GLC300 4matic Join Date: Jan 2009 Location: Foothills of Mt Level iTrader: (0)	The speed is needed when you start adding TCs. The f2.8 only goes to f5.6 with a 2x TC. Speed is good. Just because, I went out with the Tamron 70-200 f2.8 VC mounted with the Kenko 1.4x TC. So this is a 100 crop from the center of a 280mm f4 shot. __________________ Mark markj.pics "There is no shame in dropping fruit in your glass." -UncleWede
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