This is a G063151331 31.5 mm diameter N-SK2 mounted double-convex lens, with a specified effective focal length (EFL) of 30mm. The lens is sourced from Qioptiq Photonics, a reputable vendor known for precision optics.
The lens is of the spherical type, specifically a convex-convex lens, and is mounted for ease of use. The base shape is circular, with a diameter of 31.5mm. The edge thickness of the lens is 2mm, while the center thickness is 9.5mm.
The lens is made from N-SK2 Schott, a high-quality optical material known for its excellent transmission properties and low autofluorescence. The lens is coated with Qio AL RALVIS AOI 45 on both the front and back surfaces, which provides anti-reflection properties and enhances its overall performance.
The lens is designed to operate at a wavelength of 587.6nm. The radii of curvature for the first and second surfaces are 34.721mm and -34.721mm respectively. The inner and outer radii are both zero, indicating a symmetrical lens design.
This lens is currently in stock and available for purchase. For more information, including pricing and availability, please refer to the provided weblink.