This filter is great for evening out difficult lighting situations for more uniform exposure. Being a High-Trans Titanium Filter This filter has very high transmissive properties utilizing multicoatings and a Titanium oxide component. These filters are mounted in a light weight metal ring with a matte black anti reflective inner ring and a Titanium finnish outer ring to identify the titanium oxide componenet in the filter. The new coatings for this filter increases hardness and reduces the suceptibility to smearing.