The Tiffen 6.6 x 6.6" 1 Antique Suede Solid Colour filter adds a brown-green colouration to the entire image as well as a slight warming effect. The solid colour design makes this filter particularly suitable for use in combination with other filters to further control the appearance of images. Colour density 1 provides less antique suede colouration than the density 2 filter.nnThis filter is manufactured using ColorCore technology, a process that involves laminating the filter substrate between 2 pieces of optical glass and grinding it flat to a tolerance of 1/10,000th of an inch. It measures 6.6 x 6.6" / 167.6 x 167.6 mm.nnn- The antique suede colour filter imparts a brown-green tint to images and adds subtle warmth.n- Solid colour filters apply density uniformly across the entire image plane to achieve a soft, creative effect.nnnSpecificationsnn