SLB-25.4B-25P 25.4 mm Dia. x 26.5 mm FL; Double-Convex Lens Uncoated

The SLB-25.4B-25P is a spherical lens with a base shape of a circle, sourced from the reputable vendor OptoSigma. This lens is uncoated and features a double-convex design, making it suitable for a wide range of optical applications.

The lens has a diameter of 25.4 mm and a thickness at the edge of 1.8 mm. The center thickness is 8.4 mm, providing a robust structure for efficient light transmission. The effective focal length (EFL) of this lens is 26.5 mm, and the first radius of curvature (R1) is 25.95 mm, while the second radius (R2) is -25.95 mm. The back focal length (BFL) is 23.6 mm, and the inner and outer radii are both 0 mm.

The lens is made of n-bk7 schott material, a popular choice due to its excellent optical properties and versatility. It is designed to work with a wavelength of 546.1 nm. The lens's shape is spherical, a common choice for general-purpose optical systems due to its ease of manufacturing and reliable performance.

Please note that this lens is uncoated. While this can be beneficial in certain applications, it may lead to unwanted reflections in others. Users should consider this factor when selecting this lens for their specific needs.

The SLB-25.4B-25P is currently in stock and available for immediate purchase through the provided web link.