Archived posting to the Leica Users Group, 1997/06/11
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]At 10:28 PM 6/11/97 +0200, you wrote: >Hello, > >I yesterday bought a circular polarization filter >(Hama No. 725) and now I see that it is completely >uncoated. Is it less important for a filter to >be coated than for a lens? If not: why do they sell >such things at all? Should I bring it back to the >dealer? > >Thanks for all answers, > >Rainer Mueller, Munich, Germany > Take it back. It will be the first surface to greet the incoming light rays. If it's uncoated, a lot of scattering, reflecting, and other ugly phenomenon will take place. It will render your wonderful Leica lens coatings useless. Buy Leica, B+W, or Heliopan filters for normal filters. For special effects, buy the best you can get (Tiffen glass, Singh-Ray, etc.) Jim