This is a high-quality Spherical Lens (Convex-Convex) with a circular base shape, sourced from the reputable vendor CeNing Optics. The lens has a diameter of 12.7 mm and a center thickness of 2.52 mm, while the edge thickness is 2 mm. The effective focal length (EFL) of this lens is 75 mm, making it suitable for various optical applications.
The lens is made of n-BK7 Schott, a popular optical glass due to its excellent optical properties. The radii of curvature for this lens are r1 = 77.45 mm and r2 = -77.45 mm. The lens does not have any coating, which makes it suitable for applications where coating is not required or preferred.
The lens is designed to work with a wavelength of 546.1 nm. The provided data suggests that this lens is in stock and available for immediate use. For more information about this lens, please refer to the vendor's website at http://www.cn-optics.com/products/Lenses_D_CX.asp.