The LA5042-E is a Plano-Convex Spherical Lens with a diameter of 25.4 mm, manufactured by Thorlabs. This lens is designed for use with a wavelength of 588 nm and features a focal length of 75 mm. The lens is made from Calcium Fluoride (CaF2) with the Mal-1963 material ID, which is known for its excellent transparency in the ultraviolet, visible, and near-infrared regions of the spectrum.
The lens has a thickness of 2 mm at the edge and 4.6 mm at the center. It is coated with the ECaf2ARC20005000 coating on both the front and back surfaces, which provides improved anti-reflection performance over a wide range of wavelengths. The lens's geometry is circular, and it does not have any inner or outer radii, indicating a simple, straightforward design.
According to the vendor's website, the LA5042-E is currently in stock, making it readily available for immediate use. The website also provides further technical specifications and compatibility information for this product. As with all optical elements, it is crucial to ensure that this lens is suitable for your specific application before purchasing.