The LA4102-1550 is a Plano-Convex Spherical Lens with a diameter of 25.4 mm, designed for use in the optical spectrum around 1550 nm. This lens is sourced from Thorlabs, a reputable vendor known for its high-quality optical components.
The lens features an effective focal length (EFL) of 200.7 mm, making it suitable for applications that require moderate to high magnification. The lens has a thickness of 2 mm at the edge and 2.9 mm at the center, providing a good balance between optical performance and mechanical robustness.
The LA4102-1550 is made from UVFS, a material with a refractive index suitable for use in the near-infrared spectrum. The lens is coated with Thorlabs' V-AR-1550 coating on both the front and back surfaces, which is designed to reduce reflection and increase transmission at 1550 nm.
This lens is available for purchase directly from Thorlabs' website, where it is currently listed as in stock. With its combination of high-quality materials, precise construction, and versatile specifications, the LA4102-1550 is an excellent choice for a wide range of optical applications.