The 89-428 is a UV Plano-Convex Lens, 5mm in diameter and 15mm in focal length, designed for use in the visible to near-infrared spectrum (VIS-NIR), specifically covering the range of 400-1000nm. This lens is sourced from the reputable optical vendor, Edmund Optics, and is currently in stock.
The lens is spherical in shape, with a base shape of a circle. It features a front coating of edm visnir0sp2002000 and a back coating of the same, ensuring optimal performance in its designated wavelength range. The lens has a diameter of 5mm, with a center thickness of 1.7mm and an edge thickness of 1.23mm, providing a robust structure while maintaining a compact form factor.
The lens's geometry includes an inner radius of 0mm and an outer radius of 0mm, with a radius of curvature (r1) of 6.88mm and a back focal length (bfl) of 13.83mm. The effective focal length (efl) is 15mm, making it suitable for various optical applications.
The material ID of this lens is fused sil mal-1965, further enhancing its performance in the VIS-NIR spectrum. The lens's coating and material properties make it an excellent choice for applications requiring high-quality imaging or light manipulation in the VIS-NIR range.