This is a 65-524 Plano-Convex lens, a spherical lens with a circular base shape, specifically designed for use with a 785nm wavelength. The lens is sourced from the reputable vendor, Edmund Optics. It boasts a diameter of 25.0mm and a focal length of 25.0mm, making it a versatile choice for various optical applications.
The lens geometry is meticulously crafted, with an edge thickness of 2.43mm and a center thickness of 8.0mm. The effective focal length (EFL) is 25.0mm, and the radius of curvature (R1) is 16.82mm. The back focal length (BFL) is 20.22mm, and both the inner and outer radii are 0mm, indicating a flat surface.
The lens is made from n-SF5 Schott, a high-quality optical material known for its excellent transmission properties in the near-infrared region. This makes it ideal for use with laser applications at the specified 785nm wavelength.
The lens is coated with Edmund Optics' Laser V-Coat 785, a specialized coating that enhances its performance in laser applications. This coating is applied to both the front and back surfaces of the lens, ensuring optimal performance and durability.