Controlling image size as a function of distance and wavelength in Fresnel-transform reconstruction of digital holograms

Anno: 2004

Autori: Ferraro P., De Nicola S., Coppola G., Finizio A., Alfieri D., Pierattini G.

Affiliazione autori: Istituto Nazionale di Ottica Applicata, Via Campi Flegrei 34, 80078 Pozzuoli (NA), Italy;
Istituto di Cibernetica “E. Caianiello” del Consiglio Nazionale delle Ricerche, Via Campi Flegrei 34, 80078 Pozzuoli (NA), Italy;
Istituto per la Microelettronica e i Microsistemi del Consiglio Nazionale delle Ricerche, Via Pietro Castellino 111, 80131, Napoli, Italy

Abstract: A method for controlling the size of amplitude and phase images reconstructed from digital holograms by the Fresnel-transform method is proposed and demonstrated. The method can provide a constant reconstruction pixel width in the reconstructed image plane, independent of the recording and reconstruction distance. The proposed method makes it possible to maintain the size of an object for a sequence of digital holograms recorded at different distances and, therefore, to subtract phase maps for an object recorded at different distances. Furthermore, the method solves the problem of superimposition in multiwavelength digital holography for color display and holographic interferometry applications. (C) 2004 Optical Society of America.

Giornale/Rivista: OPTICS LETTERS

Volume: 29 (8)      Da Pagina: 854  A: 856

Parole chiavi: Fresnel-transform
DOI: 10.1364/OL.29.000854

Citazioni: 206
dati da “WEB OF SCIENCE” (of Thomson Reuters) aggiornati al: 2024-05-12
Riferimenti tratti da Isi Web of Knowledge: (solo abbonati)
Link per visualizzare la scheda su IsiWeb: Clicca qui
Link per visualizzare la citazioni su IsiWeb: Clicca qui