The 11-704 is a high-quality Spherical Lens (Plano-Convex) with a circular base shape, sourced from the reputable vendor Edmund Optics. This lens boasts a 25.4mm diameter and a focal length of 400mm, making it suitable for a wide range of applications.
The lens is uncoated, offering a simple yet effective solution for your optical needs. Its geometry includes a thickness edge of 1.16mm and a thickness center of 1.6mm, contributing to its overall profile. The lens's effective focal length (EFL) is 400mm, and its back focal length (BFL) is 399.34mm, providing a clear and focused image.
The lens is made from UVFS Mal-1965, a material known for its optical properties. It is designed to work with a wavelength of 587.6nm, making it ideal for applications that require this specific wavelength.
Please note that this lens does not have any coating, which may affect its performance in certain applications. However, its simplicity and high-quality construction make it a reliable choice for many optical setups.
For more information, including pricing and availability, please refer to the provided web link: https://www.edmundoptics.com/p/254mm-diameter-x-400mm-fl-uncoated-ir-ultrafast-thin-pcx-lens/41020/