Heterodyne detection for measuring extinction coefficient in mammalian tissue

L Poupinet, G Jarry - Journal of optics, 1993 - iopscience.iop.org
Optical extinction in mammalian tissues is measured at 633 nm by using heterodyne
detection. Its sensitivity, directivity and signal to noise ratio allows one to detect coherent …

Effect of light losses of sample between two integrating spheres on optical properties estimation

D Zhu, W Lu, S Zeng, Q Luo - Journal of biomedical optics, 2007 - spiedigitallibrary.org
A Monte Carlo algorithm is applied to simulate the measurements of a sample with glass
slides sandwiched between the double integrating sphere (DIS) setup. The effects caused …

Reflectance-based determination of optical properties in highly attenuating tissue

TJ Pfefer, LS Matchette, CL Bennett… - Journal of …, 2003 - spiedigitallibrary.org
Accurate data on in vivo tissue optical properties in the ultraviolet A (UVA) to visible (VIS)
range are needed to elucidate light propagation effects and to aid in identifying safe …

Charge-coupled device and neural-network-based instrument for the noninvasive determination of tissue optical properties in vivo

TJ Farrell, MS Patterson, JE Hayward… - Advances in Laser …, 1994 - spiedigitallibrary.org
We describe an instrument which will permit simultaneous collection of radial resolved
reflectance over the spectral range 600-1000 nm and a neural network algorithm which …

Tissue optical properties

AN Bashkatov, EA Genina… - Handbook of biomedical …, 2016 - taylorfrancis.com
Recent technological advancements in the photonics industry have spurred real progress
toward the development of clinical functional imaging and surgical and therapeutic systems …

Determination of the optical properties of tissue by spatially resolved transmission measurements and Monte Carlo simulations

A Kienle, RW Steiner - Laser Interaction with Hard and Soft …, 1994 - spiedigitallibrary.org
The spatially resolved transmission through porcine liver is measured with a CCD-Camera.
A solution of the diffusion equation is derived to investigate whether the optical coefficients …

A Robust Monte Carlo Model for the Extraction of Biological Absorption and Scattering In Vivo

JE Bender, K Vishwanath, LK Moore… - IEEE transactions on …, 2008 - ieeexplore.ieee.org
We have a toolbox to quantify tissue optical properties that is composed of specialized
fiberoptic probes for UV-visible diffuse reflectance spectroscopy and a fast, scalable inverse …

Random-walk methodology for determining optical properties of tissue from reflection and transmission measurements

AH Gandjbakhche, RJ Nossal, R Agah… - … Tissue Interaction VI, 1995 - spiedigitallibrary.org
A new iterative inverse method to calculate the absorption and scattering coefficients of
optically turbid media from total reflectance and transmittance measured by integrating …

Measurement of optical properties

R Waelti - US Patent App. 10/511,150, 2005 - Google Patents
The invention relates to an ophtalmological examination and/or treatment station that
comprises, in the form of modules, a lighting device, an observation device, an optical …

Absolute measurement of absorption and scattering coefficients spectra of a multiply scattering medium

S Fantini, MA Franceschini, JB Fishkin… - Biomedical Fiber …, 1994 - spiedigitallibrary.org
On the basis of the diffusion theory model, frequency-domain spectroscopy allows for a
quantitative determination of the absorption ((mu) a) and scattering ((mu) s') coefficient …