Review: SLR Magic ANAMORPHOT 1,33x 50 anamorphic adapter by Adam Wilt - ProVideo Coalition
SIRUI 1.25x T2.9 Anamorphic Adapter with Front Single Focus, 82mm Rear Thread with Rings(67mm, 72mm, 77mm, 92mm), Add-on Anamorphic Lens Adapter for Camera Cine Lenses: Amazon.co.uk: Electronics & Photo