Re: [APML]: 300mm F2.8 lenses..which brand?

["Wil Milan" <wmilan@airdigital.com>]

The Astro-Photography Mailing List
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Philip Perkins wrote:

<< The big problem with the Tamron is the slop in the Adaptall mounting
system. This is a potential killer and means that the camera body really
needs mounting too.  In portrait format, this can be a big problem. >>

Philip:

My 400mm f/4 Tamron also exhibited some slop. It turned out to be loose
screws near where the tripod collar mates to the lens. I tigtened them and
have had no problems since. It might be worth checking if that's all it is
on yours.


Wil Milan