KBC043AR.16 25.4 mm Dia. x -50 mm FL; NIR coated; Double-Concave Lens 650-1000nm

The KBC043AR.16 is a high-quality double-concave lens, designed and manufactured by MKS/Newport, a leading vendor in the optical industry. This lens, with a base shape of circular, is specifically engineered for use in the near-infrared (NIR) spectrum, covering the wavelength range of 650-1000nm.

The lens has a diameter of 25.4mm, making it suitable for a wide range of applications. The edge thickness is 5.04mm, while the center thickness is 2.5mm, providing a robust structure and ensuring minimal distortion. The effective focal length (EFL) of this lens is -50mm, indicating its concave nature.

The KBC043AR.16 lens is made from N-BK7 Schott, a popular material in the optical industry due to its excellent optical properties and versatility. The lens features a new AR-16 coating on both the front and back surfaces, designed to reduce reflection and increase transmission in the NIR spectrum.

The lens's geometry includes an inner radius of 0mm and an outer radius of 0mm, indicating a simple spherical shape. The radii of curvature for the first and second surfaces are -52.103mm and 52.103mm, respectively, contributing to the lens's double-concave design.

This lens is available for purchase from the MKS/Newport website, where it is currently in stock. For more detailed information, including technical specifications and purchasing options, please refer to the provided weblink.