PLR Optics 40.5MM Snap Mount Lens Cap For The Sony Alpha NEX-C3, NEX-7, NEX-6, NEX-5T, NEX-5N, NEX-5R, NEX-5, NEX-3, NEX-3N, NEX-F3, ALPHA A3000, A5000, A6000, a7, a7R Digital SLR Cameras Which Have The Sony E Series (16-50mm) Lens Made of Durable Plasric Composite Provides Secure Protection For Your Lenses & Filters Compatible With All Lenses Which Accept Threaded Lenses * Filter thread of Lens Must Be The Same MM As The Snap Mount