Two surfaces out of perhaps 11 that are probably in your lens? Probably not. Not that can be observed without scientific insturmentation anyway.

Regards,
Bob...

From: "Amita Guha" <[EMAIL PROTECTED]>


For those of you who like to keep UV filters on your lenses for protection,
is there any difference between the Pentax SMC filters and, say, the B&W or
Hoya multi-coated filters?




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