The ACL25416U is an Aspheric Condenser Lens offered by Thorlabs, with a catalog number ACL25416U. This lens is currently in stock and available for purchase through their website at https://www.thorlabs.com/thorproduct.cfm?partnumber=ACL25416U.
This lens is a part of the 'Lens' category, specifically designed as an 'Aspheric Lens' with a base shape of 'Circular'. The lens is made from 'b270 schott' material, ensuring high optical quality. The lens is designed to operate at a wavelength of 633 nm.
The lens has a diameter of 25.4 mm and a thickness at the edge of 1.2 mm. The effective focal length (EFL) of the lens is 16 mm, and the back focal length (BFL) is 7.3 mm. The lens has a center thickness of 14 mm. The lens's shape is 'Aspheric', and it does not have any coating.
The lens's aspheric surface is defined by the following parameters: R1 is 8.818197, R2 is -69.99948, K1 is -0.9991715, and NA is 0.79. The lens also has higher-order aspheric coefficients: A2 front is 0, A4 front is 8.6821674e-05, A6 front is 6.3760123e-08, A8 front is 2.4073084e-09, and A10 front is -1.7189021e-11.