AND-40S-05 40 x 40 mm Optical Glass Unmounted Visible Absorptive Neutral Density Filter 400-700nm

The AND-40S-05 is a high-quality Neutral Density Filter, offered by the renowned optical components manufacturer, OptoSigma. This filter is designed for use in the visible light spectrum, specifically covering the wavelength range of 400-700nm.

The filter is rectangular in shape, with dimensions of 40 x 40 mm, making it suitable for a wide range of optical applications. It boasts a thickness of 2mm, ensuring durability and stability during operation. The filter is unmounted, providing users with the flexibility to integrate it into their existing optical systems or mounts.

The AND-40S-05 features a unique coating on both the front and back surfaces, denoted as 'opt and-05'. This coating is specifically designed to provide absorptive neutral density, ensuring minimal alteration to the color balance and image quality of the incident light.

The filter is made from UVFS Mal-1965, a high-grade optical material known for its excellent light transmission properties and chemical resistance. This material, combined with the precise coating, ensures the filter delivers reliable and consistent performance.

The filter is currently in stock and available for immediate purchase through the OptoSigma website. For more information, users can refer to the provided weblink or contact OptoSigma directly.