SLB-05B-12PIR2 5.0 mm Dia. x 12.3 mm FL; Coated; Double-Convex Lens 750-1550nm

The SLB-05B-12PIR2 is a spherical lens with a base shape of a circle, offering a versatile solution for various optical applications. This lens, sourced from OptoSigma, boasts a diameter of 5.0 mm and a center thickness of 1.7 mm, with an edge thickness of 1.2 mm. The effective focal length (EFL) is 12.3 mm, making it suitable for systems requiring a moderate focal length.

The lens features a double-convex design, with radii of curvature of 12.46 mm for both the front and back surfaces. This design allows for efficient light collection and focusing, enhancing the overall performance of the optical system. The back focal length (BFL) is 11.7 mm, which should be considered when integrating this lens into an existing system.

The SLB-05B-12PIR2 is made from n-BK7 Schott glass, a popular material for its excellent optical properties and versatility. This lens is designed to operate within the wavelength range of 750-1550 nm, making it suitable for near-infrared (NIR) applications.

The lens is coated with Opt IR2 on both the front and back surfaces, enhancing its performance within the specified wavelength range. This coating provides improved transmission and reduces surface reflections, contributing to the overall efficiency and clarity of the optical system.