B+W 39mm XS-PRO Nano MRC UV Filter

Ultra small diameter is 39mm to state the obvious. The good news is that B+W make a 39mm UV Filter and the better news is that B+W make the best UV filters on the planet.

B+W XS Pro filters using the thinnest ultra-precision grinding optical glass from Schott.
As all photograhers know, even the best filter, it is an additional optical components for the lens. The thinner the filter glass, the less effect on the image quality.

B+W has created a new highly optical technology in the XS-PRO Series, it has found the best point of balance between the glass thickness and the optical image quality. Not only it becomes the thinnest glass on the market, but also ensuring a perfect parallel to the surface of the filter, which ensure that this series of filters can show clear details of image in the 20 million-pixel DSLR.

The B+W XS Pro filters comes with a full Australian warranty.