This is the 245-2520 Neutral Density Filter from EKSMA Optics, a high-quality optical component designed for use in a wide range of applications. The filter boasts a circular shape with a diameter of 25.4 mm and a thickness of 1.1 mm, making it a versatile and compact option for various setups.
The filter is made from UVFS MAL-1965 material, ensuring durability and reliability. It is coated on both the front and back with the EKS 245-2520 coating, which provides excellent reflective properties across the 400-2000nm wavelength range. This makes it ideal for applications that require precise control over light intensity and color balance.
The neutral density filter is designed in the shape of a thin lens, optimizing its light-filtering capabilities while minimizing its impact on the overall optical path. This feature, combined with its compact size, makes it a great choice for systems where space is at a premium.
For more information about this product, including pricing and availability, please refer to the vendor's website at https://eksmaoptics.com/optical-components/optical-filters/neutral-density-reflective-type-filters-at-400-2000-nm/.