Characterization of homogeneous tissue phantoms for performance tests in diffuse optics

H Wabnitz, DR Taubert, T Funane… - Design and Quality …, 2016 - spiedigitallibrary.org
Solid homogeneous turbid phantoms can be employed to mimic the attenuation and angular
distribution of light emerging from tissue, eg, to assess the responsivity of the detection …

[图书][B] Methods, instrumentation and mechanisms for optical characterization of tissue and treatment of malignant tumours

S Pålsson - 2003 - lup.lub.lu.se
In this thesis, different optical methods utilising visible light for characterization of tissue have
been developed and evaluated. The feasibility of many of these methods has been …

Optical properties of native and coagulated human liver tissues at argon ion laser—an in vitro study using the double-integrating-sphere technique

H Wei, D Xing, G Wu, H Gu, J Lu… - Optics in Health Care …, 2005 - spiedigitallibrary.org
We examine the optical properties of native and coagulated human liver tissues in vitro at
four different wavelengths of argon ion laser, 476.5, 488, 496.5 and 514.5 nm, and the …

Estimation of optical properties of turbid media: experimental comparison of spatially and temporally resolved reflectance methods

J Falconet, A Laidevant, R Sablong, A da Silva… - Applied …, 2008 - opg.optica.org
We compare two methods for the optical characterization of turbid media. The estimates of
the absorption and reduced scattering coefficients (μ_a and μs′) by a spatially resolved …

Nonlinear inversion technique for absorption tomography of turbid media using spatially resolved backscattered light

K Nishida, Y Kato, N Kudo, K Shimizu - Optics and Lasers in Engineering, 2020 - Elsevier
This report presents a proposal of a new technique to estimate the cross-sectional
absorption distribution of turbid media from backscattered light by solving a nonlinear …

Rigorous characterization of time-resolved diffuse spectroscopy systems for measurements of absorption and scattering properties using solid phantoms

J Swartling, A Pifferi, E Giambattistelli… - … on Biomedical Optics, 2003 - opg.optica.org
Two systems for measurements of absorption and scattering properties, based on
picosecond-pulse lasers and singlephoton counting detection, were characterized using a …

Curve fitting for quantitative measurement of attenuation coefficients from OCT images

DJ Faber, MCG Aalders… - … Optical Methods and …, 2005 - spiedigitallibrary.org
We fit different analytical models to the OCT signal obtained from scattering Intralipid
solutions in order to extract the scattering coefficient. These models are based on both …

Effects of probe geometry on transscleral diffuse optical spectroscopy

P Svenmarker, CT Xu, S Andersson-Engels… - Biomedical Optics …, 2011 - opg.optica.org
The purpose of this study was to investigate how the geometry of a fiber optic probe affects
the transmission and reflection of light through the scleral eye wall. Two geometrical …

Light distribution modulated diffuse reflectance spectroscopy

PY Huang, CY Chien, CR Sheu, YW Chen… - Biomedical Optics …, 2016 - opg.optica.org
Typically, a diffuse reflectance spectroscopy (DRS) system employing a continuous wave
light source would need to acquire diffuse reflectances measured at multiple source-detector …

χ2 analysis for estimating the accuracy of optical properties derived from time resolved diffuse-reflectance

L Guyon, A da Silva, A Planat-Chrétien, P Rizo… - Optics …, 2009 - opg.optica.org
Weighted residuals and the reduced χ^ 2 (χ_R^ 2) value are investigated with regard to their
relevance for assessing optical property estimates using the diffusion equation for time …