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Signal and Noise scaling factors in digital holography

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Academic year: 2021

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Fig. 1 (a) Experimental set-up. L: Laser diode; BS1, BS2: Beamsplitters; AOM1, AOM2: Acouto-optic modulators; O: Microscope objective;
Fig. 3 USAF target reconstructed images |H(x, y, D)| 2  for various N b  frames : (a) N b =2 frames: |H 2 | 2 , (b) 4 frames : |H 4 | 2 , (c) 8 frames : |H 8 | 2  et (d)  16 frames : |H 16 | 2
Fig. 5  (a) Mean intensity |H| 2  versus the number of frame N b  with illumination: N b  = 1 for H 1,1 , N b  = 2  pour H 2  or H’ 2 , ..., and N b  = 32 for H 32  or  H’ 32  ,  (b) as a function of the spatial filter area

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