F.16, 15 inch f.l. Lens consists of two achromatic doublets. Maximum aperture at which it could be used was F.16. Ross, c.1900. Lens with aperture stop wheel, Serial No 51770. F.16, 15 inch f.l. Lens ...

To mitigate chromatic aberration in polarization-based lenses (PBLs), the team designed ... and advanced photonics. Keywords: achromatic diffractive optical elements / Pacharatnam-Berry phase ...