LA9701-E3 25.4 mm Dia. Germanium Plano-Convex Lens; EFL=150mm 7-12µm

The LA9701-E3 is a Spherical Lens (Plano-Convex) with a circular base shape, designed and manufactured by Thorlabs. This lens boasts a diameter of 25.4 mm and a thickness at the edge of 3.8 mm, while the center thickness is slightly more at 4 mm. The Effective Focal Length (EFL) of this lens is 150 mm, making it suitable for a variety of applications.

The lens is made from Germanium Burnett, a specific type of germanium, which is a high-refractive-index material commonly used in infrared optics. The lens is coated with tho e3gearc700012000 on both the front and back surfaces, enhancing its performance in the 7-12 µm wavelength range.

The inner and outer radii of the lens are 0, indicating a plano-convex design, where one side of the lens is flat (plano) and the other side is curved (convex). The curvature of the convex side is defined by a radius of 451 mm.

According to the vendor's website, this item is currently in stock, making it readily available for immediate use. For more detailed information, including technical drawings and specifications, users are encouraged to visit the product page on Thorlabs' website via the provided weblink.