AND-15S-20 15 x 15 mm Optical Glass Unmounted Visible Absorptive Neutral Density Filter 400-700nm

The AND-15S-20 is a high-quality Neutral Density Filter, offered by the renowned optical components manufacturer, OptoSigma. This filter is designed to reduce the intensity of light, without altering its color composition, making it an essential tool for various optical applications.

The filter boasts a base shape of 15 x 15 mm, providing a substantial surface area for effective light reduction. It is made from UVFS MAL-1965 optical glass, a material known for its excellent optical properties and durability. The filter's thickness is 2 mm, ensuring robustness and resistance to mechanical stress.

The AND-15S-20 features absorptive coatings on both the front and back surfaces, identified as 'opt and-20'. These coatings are specifically designed to absorb a precise amount of light, thereby achieving the desired neutral density. The wavelength of operation for this filter is 550 nm, falling within the visible light spectrum.

The filter's geometry is shaped as a Thin Lens, which is beneficial for applications requiring minimal optical path deviation. This feature also contributes to the filter's compactness, making it suitable for use in confined optical systems.

The catalog number for this filter is AND-15S-20, and it is currently in stock. You can find more information about this product, including its pricing and availability, on the OptoSigma website via the provided weblink.