"John Coyle" <[EMAIL PROTECTED]> wrote:

>The subject says it all, but here's why!  I just got a Pentax A70-210/4 zoom
>in excellent condition (for A$110), except for the mount, which has some
>rough patches where various people have abused it.  What are the pitfalls
>(and is it practical) in taking off the lens mount and replacing it with one
>from, say, an old M50/1.7?

It's very easy to do: Only 5 screws. But if you use the mount from an
M50/1.7 (or any other K/M lens) you'll lose matrix metering due to the
lack of aperture contacts. With a bit of modification you can work
around that, though.

-- 
Mark Roberts
Photography and writing
www.robertstech.com

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