Chris wrote:
> Any extra glass will soften your lenses. NPS seems to be a relatively
> cheap brand, so I'd suspect it softens them more than, say, a Pentax brand
> TC would. That's just a guess, though.
to the best of my (somewhat extensive) knowledge, Pentax
made no teleconverters in m42 mount. I never heard of any
back when I was amassing them a few years ago for my ultra-tele
experiments.
Bill
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Bill D. Casselberry ; Photography on the Oregon Coast
http://www.orednet.org/~bcasselb
[EMAIL PROTECTED]
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