Formatt Hitech 6 x 4" Deep Red 29 Filter

The Formatt 6 x 4" Deep Red 29 Filter is used to control contrast in black and white film. This filter produces extremely pronounced contrast.  It can be combined with a polarizing filter to create dramatic effects that resemble a threatening storm.  

Formatt, a company with three generations of professional filter-making experience produces every filter to the highest technical standards. The finest materials, together with state of-the-art production technology have resulted in a standard of optical excellence unmatched anywhere else.