This is a Si-px-38.1-76 38.1 mm Dia. Silicon Plano-Convex Lens, a high-quality optical component sourced from Alkor Technologies. The lens is uncoated and features a plano-convex geometry, making it suitable for a wide range of optical applications.
The lens has a diameter of 38.1 mm and a thickness that varies from 2 mm at the edge to 3 mm at the center. The effective focal length (EFL) of this lens is 75mm, providing a focused beam of light for various optical systems. The lens is made of silicon, specifically silicon sal vil 1957, which is known for its excellent optical properties.
The lens is designed to work with a wavelength of 10600 nm, making it suitable for infrared (IR) applications. The lens's shape is spherical, which is a common and versatile geometry in optical systems. The inner and outer radii of the lens are 0, indicating a plano surface on one side and a curved surface on the other.
For more information about this lens, you can refer to the vendor's website at http://www.alkor.net/silicon_lenses_pcx.html. The link is currently valid and indicates that the lens is in stock, ensuring quick delivery for your optical project needs.