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Analysis of three-dimensional mapping problems in incoherent digital holography
Optics Express
|March 4, 2020
Summary
This study introduces simple analytic equations for 3D mapping in incoherent holography, simplifying the complex relationship between object and image spaces for techniques like self-interference digital holography (SIDH) and Fresnel incoherent correlation holography (FINCH). The findings were validated through simulations and experiments.
Area of Science:
- Optics and Photonics
- 3D Imaging Technologies
- Computational Imaging
Background:
- Conventional holography relies on predetermined reference waves.
- Incoherent holography methods like SIDH and FINCH use object-dependent reference waves.
- This object-dependency complicates 3D position information mapping.
Purpose of the Study:
- To develop simple analytic equations for effective 3D mapping in incoherent holography.
- To simplify the complex relationship between object space and image space in incoherent holography.
- To validate the proposed mapping method.
Main Methods:
- Derivation of simple analytic equations for 3D mapping.
- Numerical simulations to validate the equations.
- Off-axis Self-Interference Digital Holography (SIDH) experiments for validation.
Main Results:
- Successful derivation of analytic equations for 3D mapping in incoherent holography.
- Validation of the mapping accuracy through numerical simulations.
- Experimental confirmation of the proposed method using off-axis SIDH.
Conclusions:
- The proposed analytic equations provide a simplified and effective method for 3D mapping in incoherent holography.
- This work addresses the complexity of 3D information reconstruction in SIDH and FINCH.
- The validated method enhances the practical application of incoherent holographic imaging techniques.
