20mm Neutral Density Filter with Mounting Bracket - C-Mount/SM1 Compatible Optical Filter, Transmittance 0.01%~10% 1pcs(10% SM1 Thread)

20mm Neutral Density Filter devised for precise light attenuation, with a transmittance range of 0.01% to 10% for optimal control over exposure. Features advanced anti-reflection coatings that minimize backward reflection, enhancing the performance of your optical systems and ensuring clearer images. Versatile mounting options with a circular filter belt base compatible with both SM1 and C-Mount internal and external threads for easy installation. Durable aluminum alloy construction with anodic treatment, providing enhanced protection against wear and ensuring a longer service life for the filter. Single piece package ideal for photographers and videographers seeking reliable light control solutions for various applications, from studio work to outdoor shooting.