Adjustable ND Camera Lens Filter ND2 To 400 Neutral Density Optical Glass ND Filter for Photography 40.5mm

Feature: 1. Adjustable ND Filter: The unique combination frame allows for adjustable ND values from ND2 to ND400, providing a smooth transition from light to dark as you rotate the frame. 2. CPL Stacking Technology: Utilizing 2 CPL filters, this adjustable ND filter offers a range from ND2 to ND400, making it great for long exposure photography. High density filters like ND1000 or ND2000 are not supported. 3. User Friendly Design: Familiarize yourself with the scale range before use. By adjusting the filter on the lens and observing the brightness levels, you can achieve even exposure throughout the image. Recommended long exposure of 4 seconds or more for high density situations. 4. Moire Pattern Elimination: Moire pattern is a common occurrence due to the nature of adjustable ND filters. Extensive long exposure at the X position will eliminate the pattern, with a clear limitation at the ND1000 level. Recommended usage range is ND2 400. 5. Shockproof Construction: Featuring shockproof tempered optical glass and an aluminum alloy frame, this adjustable ND filter is highly robust and resistant to breakage. Specification: Item Type: ND Filter Material: Optical Glass + Aluminum Alloy. Package List: 1 x ND Filter 1 x Storage Box