63-397 12.5 mm Dia. Non-Reflective Neutral Density Filter; OD 0.5 NIR 700-1200nm

The 63-397 is a Neutral Density Filter with a 12.5 mm diameter, sourced from the reputable optical components vendor, Edmund Optics. This filter is designed to reduce light intensity without altering the color composition of the incident light, making it an ideal choice for various applications that require light control.

The filter boasts a non-reflective coating, denoted as 'edm 63-397' on both the front and back surfaces. This coating enhances the filter's performance by minimizing surface reflections, thereby improving transmission and reducing flare. The coating is specifically designed for the Near-Infrared (NIR) spectrum, with a wavelength range of 700-1200nm, making it suitable for applications that utilize NIR light.

The filter has a thickness of 1.5mm and is shaped as a Thin Lens. This geometry ensures minimal optical aberrations, making the filter suitable for high-precision applications. The filter is made from UVFS Mal-1965, a material known for its excellent optical properties and durability.

The filter is currently in stock and can be purchased directly from the Edmund Optics website using the provided weblink. The catalog number for this item is 63-397.