Lindsey Optics - 6.6" x 6.6" Brilliant IR ND 2.7 Filter with Anti-Reflection Coating
6.6" x 6.6' x 0.135" (168mm x 168mm x 3.43mm) ND 2.7 Neutral Density Filter 9 Stop Light Reduction - 0.2% Transmission Broadband Multi-Layer Anti-Reflection coating (MC Coating) Fits professional Cine Matte Boxes