The Tiffen 6.6 x 6.6" Tobacco 3 Solid Colour Filter adds a warm, brownish-yellow colouration over the entire image and helps to reduce excessive blue casts. The solid colour design makes this filter well-suited for pairing with other filters for additional control over image appearance. The colour density 3 provides a more pronounced tobacco 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 polishing 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 tobacco colour filter brings a warming effect to your images and adds a brownish-yellow colouration.n- Solid colour filters apply density uniformly across the entire image plane to achieve a smooth and creative effect.nnnSpecificationsnn