40.5MM Variable Neutral Density Slim Filter - ND ND2 to ND400 Filter For Sony Alpha a6500, a6300, a6000, a5000, a5100, NEX 5 6 - Nikon 1 AW1, J1, J2, J3, J4, J5, S1, S2, V1, V2, V3 Digital Camera Check Price Now

Price :$16.99 Product Description THE IDEA BEHIND THE ND: Is that they are supposed to be totally neutral in color, cutting down the amount of light passing through the lens without changing the color of the resulting photographs. THE VARIABLE FILTER: Is adjustable from ND2 to ND400. ND2 will block out 1 Stop of light - ND4 2 Stop - ND8 3 Stop - ND16 4 Stop - ND32 5 Stop - ND64 6 Stop - ND128 7 Stop - ND256 8 Stop - ND400 9 Stop. THE IDEA BEHIND THE ND: Is that they are supposed to be totally neutral in color, cutting down the amount of light passing through the lens without changing the color of the resulting. THE VARIABLE FILTER: Is adjustable from ND2 to ND400. ND2 will block out 1 Stop of light - ND4 2 Stop - ND8 3 Stop - ND16 4 Stop - ND32 5 Stop - ND64 6 Stop - ND128 7 Stop - ND256 8 Stop - ND400 9 Stop. - COMPATIBLE Sony 16-50mm f/3.5-5.6 OSS Alpha E-mount Retractable Zoom Lens Nikon 1 NIKKOR 11-27.5mm f/3.5-5.6, NIKKOR VR 30-110mm f/3.8-5.6, NIKKOR 10mm f/2.8, NIKKOR 18.5mm f/1.8 Lens, Samsung 20-50mm f/3.5-5.6 ED II Lens