The NENIR13A is a Neutral Density Filter, specifically designed for Near-Infrared (NIR) applications, with a diameter of 25 mm and a thickness of 0.8 mm. This filter is manufactured by Thorlabs, a leading vendor in the optical industry, and is available for purchase on their official website.
The filter is made of N-BK7 Schott, a high-quality optical glass, and features a thin lens shape. It is coated with a specialized NIR Absorptive ND coating on both the front and back surfaces, identified as 'tho nenir13anirabsnd'. This coating is designed to absorb specific wavelengths within the NIR spectrum, providing effective neutral density while minimizing reflection and scattering.
The NENIR13A is mounted with an SM1-threaded mount, ensuring a secure and stable fit within optical systems. The catalog number for this item is NENIR13A, and it is currently in stock, as indicated by its weblink status.
For more detailed information, technical specifications, or to make a purchase, users are encouraged to visit the product webpage provided.