• closedAccess   Optical Filter Based on a Spatially Patterned Kinoform Diffractive Lens 

      Mínguez-Vega, Gladys; Mendoza-Yero, Omel; Tajahuerce, Enrique; Lancis, Jesús; Andrés, Pedro Institute of Electrical and Electronics Engineers (IEEE) (2009)
      We demonstrate a compact all-diffractive setup for spectral synthesis. The system is composed of a circularly symmetric mask attached to a kinoform diffractive lens. Following diffraction-based analysis, a Fourier transform ...