45-791 12 mm Dia. N-LAK22/N-SF6 Achromatic Doublet; EFL=18mm NIR II 750-1550nm

The 45-791 is a high-performance achromatic doublet lens, boasting a 12 mm diameter and an effective focal length of 18 mm, specifically designed for use within the near-infrared spectrum of 750-1550 nm. This lens is expertly crafted by Edmund Optics utilizing advanced optical technologies and premium materials.

The lens features a sophisticated multiplet design, comprised of two distinct optical elements: N-LAK22 and N-SF6, both sourced from Schott. This combination ensures superior imaging quality by effectively minimizing chromatic aberrations. The lens's geometry includes an edge thickness of 8.41 mm, a center thickness of 8 mm, and a center a thickness of 2.5 mm. The inner and outer radii are optimized to further enhance the lens's overall performance.

The 45-791 lens is equipped with a standard coating on both the front and back surfaces, specifically the EDM NIR-II coating curve. This coating is expertly applied to enhance the lens's durability and resistance to environmental factors, while also reducing surface reflections and improving light transmission within the NIR-II spectral range.

This lens is an excellent choice for a wide range of applications, including but not limited to, biomedical imaging, optical sensing, and machine vision systems. The 45-791 is currently in stock and available for immediate shipping, making it a reliable and convenient solution for your optical needs.