Extending low-coherence interferometry dynamic range using heterodyne detection

LJ Cusato, S Cerrotta, JR Torga, EN Morel - Optics and Lasers in …, 2020 - Elsevier
… is the greatest dynamic range achieved by a FD-LCI system. It presents an increase of
sixteen times compared with conventional devices, which typically have a dynamic range in the …

Lensless fiber-deployed low-coherence interferometer for in-situ measurements in nonideal environments

T Hovell, RS Matharu, J Petzing, L Justham… - Optical …, 2020 - spiedigitallibrary.org
Low-coherence interferometry (LCI) is a useful noncontact optical technology capable of
performing high precision absolute depth measurements in a wide range of … shown the device to …

Long-range frequency domain low-coherence interferometry detector for industrial applications

S Cerrotta, JR Torga, EN Morel - JOSA A, 2023 - opg.optica.org
… Finding low-cost long-range FD-LCI detection with … has great potential for developing
measurement equipment and … conventional FD-LCI and FD-OCT equipment. Non-invasive, long-…

A demodulation method of spatial domain for low-coherence interferometry with high accuracy and adaptability

C Wang, X Zhang, J Jiang, K Liu, S Wang… - IEEE Photonics …, 2020 - ieeexplore.ieee.org
method is realized with low-cost polarized LCI facility and Fabry-Perot (FP) sensor. At room
temperature, the absolute pressure error is less than 0.053 kPa in the range … optical devices. …

From light to displacement: A design framework for Optimising spectral-domain low-coherence interferometric sensors for in situ measurement

T Hovell, J Petzing, L Justham, P Kinnell - Applied Sciences, 2020 - mdpi.com
coherence interferometry (LCI) for industrial domains. This … in the form of a charge-coupled
device (CCD) or complementary metal-… The useable measurement range of an LCI system is …

[图书][B] Development and Characterization of a dispersion-encoded method for low-coherence interferometry

C Taudt - 2022 - library.oapen.org
… , phase) within the integration time of the device, all aberration correction, exact focusing …
range approaches to LCI and OCT demonstrate a progression in technology and dynamic range

Enhancing detection of low-coherence interferometry signals acquired with a spatial heterodyne detector

LJ Cusato, JR Torga, EN Morel - Optics Communications, 2023 - Elsevier
… results on extending the dynamic range of the systems [12], … In Fourier Domain Low-coherence
Interferometry (FD-LCI) a … This device allows to acquire the cosine transform of the LCI

[PDF][PDF] The Performance of a Lensless Fibre-Deployed Low Coherence Interferometer for In-Situ Measurements

T Hovell, RS Matharu, L Justham, J Petzing… - … and Exhibition on Laser …, 2019 - euspen.eu
Low Coherence Interferometry (LCI) has been developed … device during the manufacturing
process to provide real-time … ) has been shown to be a useful tool for absolute ranging and …

Dimensional characterization of large opaque samples and microdeformations by low coherence interferometry

NA Russo, EN Morel, JR Torga… - Optical …, 2020 - spiedigitallibrary.org
… of nondestructive testing equipment, and increasingly research … used in LCI, allowing to
extend the measurement range to … of an interferometric system based on the LCI technique to …

[PDF][PDF] Lensless low coherence interferometer fibre-deployed metrology for in-situ measurements

T Hovell, RS Matharu, L Justham, J Petzing, P Kinnell - 2019 - repository.lboro.ac.uk
Low Coherence Interferometry (LCI) has been developed … ) has been shown to be a useful
tool for absolute ranging and … device (CCD) array to measure the crossspectral density. …