Sensei PRO 49-77mm Brass Step-Up Ring Nanuk 904-0001 Twist-up rubber eyecup

Twist-up rubber eyecup

and 8 or higher  Dimensions (WxDxH) 31

Adjustable-Angle Light Bar

available here as a 25-pack of 17 x 22" sheets

Sensei PRO 49-77mm Brass Step-Up Ring Nanuk 904-0001 Twist-up rubber eyecupUse 77mm Filters on 49mm Lens Brass Ring Prevents Binding and Jamming Knurled Sides for Firmer Grip Matte Black Finish Minimizes Reflections The Sensei PRO 49 77mm Brass Step Up Ring permits the use of 77mm threaded filters on lenses with 49mm filter threads. It features brass construction and is coated with a matte black finish to minimize reflections. Brass offers enhanced durability and resistance to warping over conventional aluminum rings, and is