Kase UV Filter Kit for Canon RF 400mm F2.8L IS USM & EF 400mm F/2.8L IS USM / II USM / III USM Lenses

This Kase UV Filter Kit is compatible with the Canon RF 400mm F2.8L IS USM lens and Canon EF 400mm F/2.8L IS USM, II USM, and III USM lenses. The kit features a 150mm front adapter and 150mm multicoated ultraviolet filter, which is made with Schott B270 Superwhite glass. The front adapter secures to the front of the lens, and the UV filter attaches to the adapter. Select other 150mm round filters are also supported by the adapter. The kit also includes a 150mm center pinch lens cap, a mini screwdriver, and anti-static gloves.