https://en.kapteos.com/
Electric field probes | KAPTEOS | France
Via its innovative electric field probes, KAPTEOS is a high-tech company providing solutions for research and industry and responding to the issues of...
electric field probeskapteosfrance
https://cameraculture.media.mit.edu/pubs/hand-held-schlieren-photography-with-light-field-probes/
Hand-Held Schlieren Photography with Light Field Probes | Camera Culture
hand heldwith lightfield probesschlierenphotography