45-371 75.0mm Dia. x 200.0mm FL; Plano-Convex Lens Uncoated

The 45-371 is a Plano-Convex lens with a diameter of 75.0mm and a focal length of 200.0mm, sourced from the reputable optical vendor, Edmund Optics. This lens is uncoated, offering users a bare, unaltered glass surface to work with.

The lens's geometry is characterized by its diameter and thickness. The edge thickness measures 1.7mm, while the center thickness is 8.74mm, providing a solid base for various optical applications. The effective focal length (EFL) is 200mm, determining the lens's focusing power. The radius of curvature (R1) is 103.36mm, influencing the way light bends as it passes through the lens. The back focal length (BFL) is 194.24mm, signifying the distance between the lens's rear surface and its focal point.

The lens is made of N-BK7 Schott glass, a popular material in the optical industry due to its excellent optical properties and versatility. The wavelength for this lens is 587.6nm, making it suitable for applications involving yellow light.

This lens's base shape is circular, allowing for a wide range of applications. Its spherical shape ensures consistent light bending, making it ideal for focusing or collimating light in various setups.

Please note that the lens does not come with any coating. Coatings can be applied to enhance the lens's performance, such as improving transmission, reducing reflection, or increasing durability. However, this lens is sold in its uncoated form, offering a blank slate for users to apply coatings based on their specific needs.

For more information, including pricing and availability, users are encouraged to visit the provided weblink, which is valid and indicates that the lens is currently in stock.