Bird Watching: Played around with Tamron 1.4x and 2x conveters, 1 by TheHackster
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In reply to: Played around with Tamron 1.4x and 2x conveters
Forum: Bird Watching
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TheHackster wrote: This pic is with the Tamron 1.4x Teleconverter between the lens and the Canon 40D. The 70-300 lens was zoomed to 300 mm. Autofocus worked every time I triggered it. I didn't reduce the f/stop by one, as some recommend. The camera was on P mode for all the shots. The 1.4x behind the 300mm produces 420mm (1.4 x 300). Hack This message was edited Dec 20, 2009 1:54 AM |