This is a Plano-Convex lens, type Spherical, with a circular base shape, sourced from the renowned optical vendor, Edmund Optics. The lens is designed for use in the Near-Infrared II (NIR II) spectrum, specifically for the 750-1550nm wavelength range.
The lens has a diameter of 25.4mm and a thickness at the edge of 1.95mm, while the center thickness is 3mm. The effective focal length (EFL) is 150mm, and the first radius of curvature (R1) is 77.52mm. The back focal length (BFL) is 148.02mm, and both the inner and outer radii are 0mm, indicating a plano surface on the incident side.
The lens is made from N-BK7 Schott, a popular optical glass known for its excellent optical properties and versatility. The lens is coated with Edmund Optics' standard NIR-II coating on both the front and back surfaces, ensuring optimal performance in the NIR II spectrum.
This lens is in stock and available for immediate purchase, as indicated by the "weblink status" field in the item data. For more information, please refer to the vendor's website using the provided weblink.