B&H has several Formatt Hitech circular polarizer and ND filters up to 50% off. They are available in sizes from 39mm up to 127mm and in ND ranges from ND 0.9 up to ND 4.8. Check them all out here at B&H Photo.
One of the shortcomings of such a wide-angle lens is the ability to add traditional filters to them. The protruding front lens elements and fixed petal-shaped hoods make it impossible.
Fotodiox has solved this problem with its new WonderPana FreeArc filter system for the Nikon wide- and super-wide lenses. The FreeArc can also handle graduated ND filters with the square filter attachment.
Check out the promo video below for a rundown on how the system works. [Read more…]