This paper discusses the design of a holographic endoscope and high resolution contact recording holography. A holographic microscopic reconstruction technique is then proposed to allow for the visualization of the holograms using phase contrast and interference microscopy.
M. D. Friedman,
H. I. Bjelkhagen,
"Endoholographic Imaging", Proc. SPIE 1068, Catheter-Based Sensing and Imaging Technology, (8 August 1989); doi: 10.1117/12.952175; https://doi.org/10.1117/12.952175