This MCUV Filter Kit from Kase is for use with your Sony FE 300mm f2.8 lens. Install the adapter ring on the front of your lens to mount 150mm filters. The UV filter helps reduce the effects of atmospheric haze on your images and is useful when shooting in extreme altitudes. The lens cap is compatible with 150mm filters and protects your lens with the adapter installed.
UPC: 840337506932