AC254-030-A 25.4 mm Dia. N-BAF10/N-SF6HT Unmounted Achromatic Doublet; EFL=30mm 400-700nm

The AC254-030-A is a high-quality achromatic doublet lens from Thorlabs, designed with a 25.4 mm diameter and a focal length of 30mm. This lens is specifically engineered for use within the 400-700nm spectral range, making it ideal for a wide array of optical applications.

The lens is constructed from two types of Schott glass, N-BAF10 and N-SF6HT, which are renowned for their optical clarity and durability. The lens features a complex geometry, with an edge thickness of 8.8mm, an inner radius of 0mm, and an outer radius of 0mm. The curvature radii are r1=20.9mm, r2=-16.7mm, and r3=-79.8mm, while the center thicknesses are 12mm and 2mm.

The AC254-030-A is coated with Thorlabs' proprietary AC400-700-A coating on both the front and back surfaces, enhancing its transmission capabilities within the specified spectral range. This lens is classified as a multiplet, indicating its multi-element construction, which is designed to correct chromatic aberrations and improve overall image quality.

The lens is unmounted, providing users with the flexibility to integrate it into their existing optical systems or mount it using their preferred method. According to Thorlabs' website, the lens is currently in stock, ensuring quick and efficient procurement for your optical needs.