The KPX208AR.16 is a Plano-Convex lens, a type of spherical lens, with a diameter of 50.8 mm and a focal length of 400 mm. This lens is sourced from MKS/Newport, a renowned vendor in the optical industry. The lens is designed for use in the near-infrared (NIR) spectrum, specifically between 650 and 1000 nm.
The lens is made from N-BK7 Schott, a popular optical glass due to its excellent optical properties and versatility. The lens's geometry includes a thickness of 3 mm at the edge and 4.566 mm at the center. The inner radius is 0, and the back focal length is 396.98 mm. The effective focal length (EFL) is 400 mm.
The KPX208AR.16 features a New AR-16 coating on both the front and back surfaces. This anti-reflective coating is specifically designed for the NIR spectrum, reducing surface reflections and improving transmission within the specified wavelength range.
This lens is currently in stock and available for immediate purchase. For more detailed information, please refer to the vendor's website at https://www.newport.com/f/ar16-n-bk7-plano-convex-lenses.