A very good choice - my second favorite. Works very well on Hoya multi-coated filters.
Shel > [Original Message] > From: Mark Roberts > I use this stuff: > http://www.2filter.com/prices/products/formulamc.html > Works very well. > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net

