> The Tamron 200-500 f/6.9 that you saw at > > Cosina 100-500/5.6 > ( > Sigma 170-500 f/5-6.3 > Soligor Super 130-650 f/5.6-7.5 > Tamron Adaptall 200-500/5.6 > Tamron Adaptamatic 299-500 f/6.9 > Tokina 150-600/5.6 > Vivitar Series One 100-500 f/5.6-f/8 > Vivitar 120-600 f/5.6 to f/8 > As far as I know, none of these zooms stands out as heads above the other > choices. Probably none can touch the Pentax 250-600/5.6 FA or the > Takumar or > Pentax 135-600/6.7. Close focus will be abysmal on all these zooms.
Close focus on the SMCTZ Takumar 135-600 isnt bad at all, 20 Ft.,which is not great at 135mm but very tight at 600mm. This spec is one of the reasons I bought it. The second reason is that I'm a Takumar addict. At least I admit it. JCO
