On Sun, Apr 02, 2006 at 10:41:51PM +0100, Cotty wrote:
> On 2/4/06, Mark Roberts, discombobulated, unleashed:
> 
> >Don't do *UV* filters.
> >Couldn't get by without the occasional polarizer, myself...
> 
> Yah, I'll give you that.
> 
> Some guys did some tests over on a Canon list recently and the shots
> with filters on were not as sharp as those without. I'd like to see some
> Pentax lens tests with and without filters, especially on some decent
> long glass. Any takers?

What sort of test did you have in mind?
I've got the Pentax 77mm and 112mm filters, and one prime and one zoom
that take those filter sizes.  But I probably don't have a tripod that's
good enough to produce meaningful test results.

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