Designed and manufactured by Duclos Lenses, our latest 2x DeSqueeze Distortion Chart is a meticulous collaboration between cinematographers and Duclos Lenses' technical staff. It's an indispensable tool used by professionals and rental houses around the world. Fully functional for observing and recording distortion of spherical and anamorphic lenses alike. With a range of 1:1 and 2:1 quadrilaterals, the Duclos 2x DeSqueeze Distortion Chart is useful for evaluating barrel and pincushion as well as variations in anamorphic squeeze rations throughout the image field. Printed in-house onto ultra-bright enhanced matte paper with our unique deep-black technique for excellent contrast and resolution.