Achromatic Doublets and Triplets

Thorlabs' achromatic lenses cover the 240 - 410 nm, 400 - 700 nm, 650 - 1050 nm, 1050 - 1620 nm, 3 - 5 µm, and 8 - 12 µm wavelength ranges. They come in mounted and unmounted options, as well as matched pairs. Thorlabs also offers air-spaced achromatic doublets and achromatic triplets for maximum abberation control. Finally, Thorlabs offers cylindrical achromatic doublets.