Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si [Exceptional Craftsmanship] Our filters, crafted from high-grade optical glass, enable extended exposure times, letting you encapsulate the mesmerizing of time and motion. [] With an ultra-thin design and construction, these filters, measuring just 1.2x1.2 inches and a slim 5.5mm in thickness, minimal interference with light transmission and effectively prevent vignetting. [MRC Technology] Our filters are with cutting-edge multi-resistant coating technology, boasting a unique coating that significantly diminishes reflections and ghosting. This innovative coating also provides exceptional resistance to scratches, water, oil, and dust. [Versatile Protection] The ND filter offers dependable safeguarding against water, scratches, and oil, guaranteeing enduring resilience. [HD Screen] The camera lens filter features a coating with multiple layers. With the use of coating technology, the filter produces neutral images that remain unaffected by infrared contamination. THK:about 5.5mm Model:ND16 Colour:As Shown Material:Glass Size:about 32x32x5.5mm/1.2x1.2x0.2in Package Contents: 1 * ND Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.