Lensless Fiber Imaging With Long Working Distance Based on Active Depth Measurement
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3160530
Abstract: Lensless fiber endoscopes allow noncontact imaging in narrow spaces without lenses or scanning devices at the distal tip. In this work, an active depth measurement module based on a Fabry–Perot interferometer is integrated onto the… read more here.
Keywords: lensless fiber; depth measurement; active depth; working distance ... See more keywords
Algorithms for Weld Depth Measurement in Laser Welding of Copper with Scanning Optical Coherence Tomography
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13122243
Abstract: In-process monitoring of weld penetration depth is possible with optical coherence tomography (OCT). The weld depth can be identified with OCT by statistical signal processing of the raw OCT signal and keyhole mapping. This approach… read more here.
Keywords: optical coherence; depth measurement; measurement; coherence tomography ... See more keywords