FNM0425 25 mm Dia. Metallic Neutral Density Filter 546nm

The FNM0425 is a 25 mm diameter Neutral Density Filter, specifically designed for use in the visible light spectrum at a wavelength of 546nm. This filter is sourced from Knight Optical, a reputable vendor known for their high-quality optical components.

The filter is circular in shape, made from N-BK7 Schott material, a borosilicate glass known for its excellent optical properties. It features a thin lens shape, with a diameter of 25mm and a thickness of 2mm, making it suitable for a wide range of optical applications.

The FNM0425 is coated with the KNI FNM04 coating on both the front and back surfaces. This coating enhances the filter's performance and durability, providing reliable optical performance. The filter's neutral density properties reduce the intensity of light without altering its color, making it ideal for applications where light intensity needs to be controlled.

This filter is currently in stock and available for immediate purchase through the Knight Optical website. The link provided leads directly to the product page, where more information about the filter, including pricing and shipping details, can be found.