49-307-INK 6.25 mm Dia. N-BK7/N-SF5 Achromatic Doublet; EFL=25mm VIS-NIR 400-1000nm

The 49-307-INK is a high-quality achromatic doublet lens, sourced from the renowned optical vendor, Edmund Optics. This lens, with a diameter of 6.25 mm, is designed for use in the visible to near-infrared spectrum, spanning 400-1000nm. The achromatic design ensures minimal chromatic aberration, making it an ideal choice for a wide range of optical applications.

The lens features a focal length (EFL) of 25mm, providing a compact and efficient optical solution. The geometry of the lens includes an inner radius of 0mm, an outer radius of 0mm, and a thickness at the edge of 2.73mm. The center thickness is 2.3mm, with a reduced thickness of 0.9mm at the center a position.

The 49-307-INK is composed of two materials: N-BK7 from Schott and N-SF5 from Schott. These materials are known for their excellent optical properties, making them a popular choice in the optical industry. The lens is coated with EDm VISnir0SP2002000 on both the front and back surfaces, enhancing its performance in the specified spectral range.

This lens is available in a multiplet configuration, offering enhanced optical performance and versatility. The lens is currently in stock and can be purchased directly from the Edmund Optics website, with the provided weblink providing a direct path to the product page.