The SLB-50-170NIR2 is a Plano-Concave Spherical Lens, 50.0 mm in diameter, with a focal length of -170.0 mm, specifically designed for use within the wavelength range of 750-1550nm. This lens is sourced from OptoSigma, a renowned vendor in the optical industry.
The lens is made from n-bk7 schott, a high-quality optical glass, and features a Plano-Concave geometry. The lens's thickness at the edge is 6.6 mm, while its center thickness is 3 mm. The front and back surfaces of the lens are coated with opt ir2, a coating that enhances its performance within the specified wavelength range.
The lens's inner and outer radii are both 0, indicating a flat surface on one side and a curved surface on the other. The back focal length of the lens is -172 mm, and its effective focal length is -170 mm.
The lens's web links are valid and indicate that it is currently in stock, making it readily available for immediate use. This lens is a versatile and reliable choice for any application that requires a Plano-Concave Spherical Lens within the 750-1550nm wavelength range.