20mm Neutral Density Optical Filter with Mounting Bracket - Compatible C/SM1 Mount, 1 Pack (5% Transmittance C-Mount)

Versatile 20mm diameter neutral density filter designed to control light transmission from 0.01% to 10%, ideal for photography and optical applications. It features an anti-reflective coating (400-700 nm) to minimize backward reflection, ensuring clear images in various lighting conditions. Includes a durable aluminum alloy mounting bracket with anodic treatment for longevity and wear resistance. Compatible with C-Mount and SM1 threads, providing flexibility for a wide range of optical configurations and systems. Each pack contains 1 piece, making it a convenient addition to your photography equipment or optical equipment collection.