The SLB-08-40PIR1 is a Plano-Convex Spherical Lens, sourced from OptoSigma, with a diameter of 8.0 mm and a focal length of 40.0 mm. This lens is designed for use within the wavelength range of 633-1064nm, making it suitable for a variety of applications within this spectrum.
The lens is constructed from n-bk7 schott, a popular material in the optical industry due to its excellent optical properties. The front and back surfaces of the lens are coated with opt ir1, a coating that enhances the lens' performance within its specified wavelength range.
The geometry of the lens includes a thickness of 1.5mm at the edge and 1.9mm at the center. The effective focal length (EFL) is 40.0mm, and the radius of curvature (R1) is 20.76mm. The back focal length (BFL) is 38.8mm, and both the inner and outer radii are 0mm.
This lens is a circular shape, and its sub-type is a Spherical Lens. It is available from OptoSigma, and the provided weblink indicates that it is currently in stock.