The 65-020 is a Neutral Density Filter, a type of optical component designed to reduce the intensity of incident light without altering its color composition. This particular model, sourced from Edmund Optics, boasts a 75 mm diameter and a thickness of 5 mm, making it suitable for a wide range of optical applications.
The filter is made from UVFS material with the Mal-1965 ID, ensuring durability and reliability. It features a thin lens shape, which is beneficial for maintaining the overall optical system's compactness. The front and back surfaces of the filter are coated with EDM 59-167, a coating that enhances the filter's performance and longevity.
The 65-020 filter is designed to operate within the wavelength range of 400-700nm, with its peak performance at 588nm. This broad wavelength coverage makes it a versatile choice for various applications, including photography, astronomy, and machine vision.
The filter is currently in stock and can be purchased directly from the Edmund Optics website using the provided weblink. With its robust design, broad wavelength coverage, and high-quality construction, the 65-020 Neutral Density Filter is a reliable choice for your optical needs.