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Off-axis holographic imaging with undetected light.
Optics Express
|June 14, 2025
Summary
Quantum imaging with undetected light (QIUL) uses quantum correlations to retrieve object details at exotic wavelengths. This novel technique reconstructs amplitude and phase in a single shot, offering an alternative to multi-frame methods.
Area of Science:
- Quantum optics
- Photonics
- Image reconstruction
Background:
- Quantum imaging with undetected light (QIUL) utilizes quantum correlations from spontaneous parametric down-conversion (SPDC).
- QIUL allows illumination and detection at different wavelengths, using visible spectrum detectors for exotic wavelength object probing.
Purpose of the Study:
- To experimentally demonstrate a QIUL technique.
- To reconstruct both amplitude and phase information of an object in a single shot.
Main Methods:
- Incorporation of Fourier off-axis holography.
- Utilizing a hybrid-type induced-coherence nonlinear interferometer.
- Employing a wide-field configuration for single-shot acquisition.
Main Results:
- Successful reconstruction of object's amplitude and phase information.
- Demonstration of a single-shot, wide-field QIUL technique.
- Validation as a viable alternative to multi-frame acquisition methods like phase-shifting holography.
Conclusions:
- The demonstrated QIUL technique offers efficient amplitude and phase retrieval.
- This single-shot, wide-field approach simplifies complex imaging scenarios.
- QIUL provides a promising alternative for advanced optical imaging applications.
