PLR Optics 49MM HD Multi-Coated Variable Range (ND3, ND6, ND9, ND16, ND32, ND400) Neutral Density (ND) Fader Filter - 6 Filters in 1! 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, A5100, A6000, 7 II, 7S, a7, a7R Digital SLR Cameras Which Have The Sony E Series (16mm, 18-55mm, 50mm, 55-210mm, 30mm) Lens Variable Range (ND3, ND6, ND9, ND16, ND32, ND400) Neutral Density (ND) Filter - 6 Filters in 1! With The PLR Variable Range ND Filter, You Can Enjoy Total Control Of Virtually Any Lighting Environment. Simply Turn Its Exterior Ring To Access Any Of 8 ND Settings Without Wasting Time Changing Or Adding Filters