69-504 25.0mm Dia. x 500.0mm FL; Plano-Convex Lens Laser V-Coat 785nm

This 25.0mm diameter x 500.0mm focal length Plano-Convex lens, sourced from Edmund Optics, is a high-quality optical component designed for use with a 785nm wavelength. The lens is made from n-BK7 Schott, a popular optical glass due to its excellent optical properties and versatility.

The lens geometry features a convex surface with a radius of curvature of 258.4mm, resulting in a back focal length of 497.89mm. The edge thickness of the lens is 2.9mm, while the center thickness is 3.2mm, providing robustness and durability. The lens has an effective focal length (EFL) of 500mm, making it suitable for various applications that require long focal lengths.

The lens is coated with Edmund Optics' Las V-Coat 785, a specialized coating designed for laser applications at 785nm. This coating enhances the lens's performance by reducing surface reflections and improving transmission, thereby increasing the overall efficiency of the optical system.

The lens's base shape is circular, allowing for versatile integration into various optical systems. Its spherical shape ensures excellent image quality and low distortion, making it an ideal choice for imaging and laser applications.