The 13-006 is a high-quality mounted achromatic doublet lens, sourced from the renowned optical vendor, Edmund Optics. This lens is designed with a base shape of a circle, featuring a diameter of 25 mm and a thickness at the edge of 8.78 mm. The lens's geometry is further characterized by an effective focal length (EFL) of 60 mm, with a front radius (r1) of 31.94 mm and a rear radius (r2) of -29.95 mm. The lens's center thickness is 9 mm, with an 'a' value of 2.4 mm.
This lens is composed of two types of glass, N-SSK8 and N-SF10, both from Schott. The lens is coated with MgF2, a standard coating from Edmund Optics, which provides excellent transmission characteristics in the spectral range of 400-700 nm. The lens's coating is applied to both the front and back surfaces, ensuring optimal performance.
The 13-006 is currently in stock and available for immediate purchase. For more information, please refer to the vendor's website through the provided weblink, which has been verified and found to be valid.