11-420 12.7mm Dia. x 25.4mm FL; Coated; ZnSe Plano-Convex Lens BBAR 3-12µm

The 11-420 is a high-quality plano-convex lens from Edmund Optics, designed for use in the infrared spectrum with a wavelength of 10600nm. This lens boasts a 12.7mm diameter and a focal length of 25.4mm, making it suitable for a wide range of optical applications.

The lens is fabricated from ZnSe (Zinc Selenide), a material known for its excellent transmission properties in the infrared region. The ZnSe connolly variant ensures high optical quality and durability. The lens features a plano-convex geometry, with a center thickness of 2.5mm and an edge thickness of 1.93mm, providing a balanced optical performance.

The 11-420 lens is coated with BBAR (Broadband Anti-Reflection) coating on both the front and back surfaces. This coating, specifically the edm dbbarl znse 312 variant, is designed to minimize reflection losses and enhance transmission across the entire spectral range of 3-12µm.

This lens is currently in stock and can be purchased directly from the Edmund Optics website, with the provided weblink offering a direct path to the product page. The lens's availability and validity are confirmed, ensuring users can make informed decisions when considering this component for their optical systems.