69-347 25.0mm Dia. x 40.0mm FL; Plano-Convex Lens Laser V-Coat 405nm

The 69-347 is a Plano-Convex spherical lens, characterized by its circular base shape and a diameter of 25.0mm. This lens is designed with a long focal length of 40.0mm, making it suitable for a variety of applications that require precise focusing. The lens is fabricated from the high-quality material n-BK7 Schott, ensuring durability and excellent optical performance.

The lens features a significant thickness variation, with a minimum thickness of 1.39mm at the edge and a maximum thickness of 5.6mm at the center. This variation in thickness contributes to the lens's ability to manipulate light effectively. The lens's effective focal length (EFL) is 40.0mm, and the radius of curvature (R1) is 20.67mm, further enhancing its optical capabilities.

The 69-347 lens is coated with Edmund Optics' Las V-Coat 405, a specialized coating designed for use with 405nm wavelengths. This coating enhances the lens's performance by reducing surface reflections and improving transmission, making it ideal for laser applications.

The lens is sourced from Edmund Optics, a reputable vendor known for its high-quality optical components. The vendor's website indicates that the lens is currently in stock, ensuring quick delivery for those who need it.