Aputure F10 Barndoors for Aputure LS 600d Pro,Aputure LS 600X Pro Fresnel AttachmentAputure F10 Barndoor For Aputure 600d,600x,600c F10 FRESNEL COMPATIBLE The F10 Barn Doors are designed for the F10 Fresnel,and slide into its standard 13. 1 inch (333mm) Drop In Accessory Slot. Like with traditional Fresnel Fixtures, the leaves on F10 Barn Doors are designed to be large enough to properly shape and control output of an industry standard 10 inch Fresnel. 8 LEAF DESIGN Unlike traditional Fresnel Barn Doors, the F10 Barn Doors feature an