Hi Fred thanks for your answer. I will have an open eye for a Tamron 300mm, since I already have an adapter and the SP TC. greetings Markus
>>> Try a used Adaptall-2 Tamron 300/5.6 SP. They are not terribly >>> expensive even in the UK. >> >>They're pretty handy, too. The "SP 300/5.6 Flat-Field Tele-Macro"'s f/5.6 >>spec makes for a more compact, lighter lens than a 300/4 or 300/4.5, and >>this particular lens does focus pretty closely - I think that it might >>focus to 1:1.3 magnification. It also does very nicely with the "SP 2X >>Flat-Field Teleconverter". >> >>Fred >> >> >>

