Date of download: 5/28/2016 Copyright © 2016 SPIE. All rights reserved. (a) Simulated hologram of two back-to-back objects, a triangular one as in Figs. with normalized depth α=1 and a square-shaped one with normalized depth α=2; (b) WD for the related 1-D signal J1,d(nx); (c) pass region of the transfer function Hx(nx,wx) that selects the line pair in (b) with smaller absolute slope; (d) pass region that selects the line pair with larger absolute slope; (e) reconstructed triangular object via a single-pass Zadeh filter with the transfer function in (c); and (f) reconstructed square-shaped object via a Zadeh filter with the transfer function in (d). Figure Legend: From: Analysis of in-line Fresnel holograms via chirp separation Opt. Eng. 2006;45(3): doi: /

Date of download: 5/28/2016 Copyright © 2016 SPIE. All rights reserved. (a) Simulated two-depth 1-D hologram with normalized depths α=1 and 1.5, (b) horizontal profile of the dc-leveled hologram, (c) hologram signal component for α=1, (d) space-frequency display for the signal in (b), (e) pass region of the transfer function of the Weyl filter, (f) output signal of the Weyl filter, (g) object pulse reconstructed by the proposed method, and (h) object pulses reconstructed by the diffraction filter with the exact depth parameter α=1. Figure Legend: From: Analysis of in-line Fresnel holograms via chirp separation Opt. Eng. 2006;45(3): doi: /

Date of download: 5/28/2016 Copyright © 2016 SPIE. All rights reserved. (a) Simulated planar object distribution, (b) its hologram with the normalized depth parameter α=1, (c) space-frequency display for the related 1-D signal J1,d(nx), (d) space-frequency display for the other hologram-related signal J2,d(ny), (e) pass region of one of the transfer functions Hx(nx,wx) of a 2-D separable Zadeh filter, (f) pass region of the other transfer function Hy(ny,wy) of the Zadeh filter, (g) phase-correction mask used in Fourier synthesis of the rightmost lower object, (h) reconstructed cross-sectional shape of that object, (i) phase-correction mask used in Fourier synthesis of the two rightmost objects, and (j) reconstructed cross-sectional shapes of those objects. Figure Legend: From: Analysis of in-line Fresnel holograms via chirp separation Opt. Eng. 2006;45(3): doi: /

Date of download: 5/28/2016 Copyright © 2016 SPIE. All rights reserved. (a) Hologram segment involving the second diffraction pattern from the left in Fig., augmented with the background sample value; (b) reconstructed cross-sectional shape of that object via Fourier synthesis; (c) pass region of the transfer function Hx(nx,wx) that selects the second line pair from the left in Fig. ; and (d) reconstructed object, the second one from the left in Fig., via a single-pass Zadeh filter with the transfer function as in (c) and a subsequent Fourier synthesis. Figure Legend: From: Analysis of in-line Fresnel holograms via chirp separation Opt. Eng. 2006;45(3): doi: /