I noticed in your earlier post that you use the D300 ..that camera does have
the abliity to "fine tune" focus....try that...:)

On Thu, Nov 19, 2009 at 3:51 AM, vertigo_111 <edemargerie@...> wrote:

>
>
> This is an hypothesis indeed, although I have no clue that the lens was
> really disassembled in the past. The lens works great, except this infinity
> issue.
> The focus ring could have been positioned on a wrong helicoid groove ? Is
> that what you think ?
> I am not sure if there are many helicoids on these IF Telelenses ... I
> would love to find a repair manual, or even a single picture of parts for
> the 300/2.8 AI/AIS.
>
> I am still pretty sure that there is a way to fine-tune infinity on theses
> former pro-lenses, which could be both the origin, and the solution of my
> problem, if only I knew how to do that...
>
>
>


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