<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Optical phantoms are widely used for evaluating the performance of biomedical optical modalities, and hence, absorbing and scattering materials are required for the construction of optical phantoms. Towards that aim, new readily available and inexpensive black Ink (Parker) as a simulating absorber as well as Intralipid 20% as a simulating scatterer are thoroughly investigated. Broadband Transmittance and Diffuse reflectance spectroscopic measurements were performed in the visible range 400 – 700 nm. Optical properties of the phantom materials are determined. Analytical expressions for absorption and scattering coefficient related to the concentrations and wavelength of the Parker ink and Intralipid are also presented and discussed. The results show nonlinear trend in the absorption coefficient of Parker ink over the examined visible spectral range. Furthermore, Intralipid scattering coefficient variation across the mentioned spectral range shows a tissue-like scattering trend. The findings demonstrate the capability of the broadband transmission and diffuse reflectance for characterizing tissue-like phantom materials in the examined spectral range.</p></abstract>

Optical phantoms are widely used for evaluating the performance of biomedical optical modalities, and hence, absorbing and scattering materials are required for the construction of optical phantoms. Towards that aim, new readily available and inexpensive black Ink (Parker) as a simulating absorber as well as Intralipid 20% as a simulating scatterer are thoroughly investigated. Broadband Transmittance and Diffuse reflectance spectroscopic measurements were performed in the visible range 400 – 700 nm. Optical properties of the phantom materials are determined. Analytical expressions for absorption and scattering coefficient related to the concentrations and wavelength of the Parker ink and Intralipid are also presented and discussed. The results show nonlinear trend in the absorption coefficient of Parker ink over the examined visible spectral range. Furthermore, Intralipid scattering coefficient variation across the mentioned spectral range shows a tissue-like scattering trend. The findings demonstrate the capability of the broadband transmission and diffuse reflectance for characterizing tissue-like phantom materials in the examined spectral range.

Broadband spectroscopy for characterization of tissue-like phantom optical properties

Higher Institute for Laser Research and Applications

Polish Journal of Medical Physics and Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Optical phantoms are widely used for evaluating the performance of biomedical optical modalities, and hence, absorbing and scattering materials are required...

Broadband spectroscopy for characterization of tissue-like phantom optical properties

Published Online: Dec 21, 2017

Page range: 121 - 126

Received: Jun 20, 2017

Accepted: Oct 25, 2017

DOI: https://doi.org/10.1515/pjmpe-2017-0020

Keywords
optical phantoms, Parker ink, Intralipid, diffuse reflectance spectroscopy

© 2017 Ali Shahin et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Broadband spectroscopy for characterization of tissue-like phantom optical properties

Published Online: Dec 21, 2017

Page range: 121 - 126

Received: Jun 20, 2017

Accepted: Oct 25, 2017

DOI: https://doi.org/10.1515/pjmpe-2017-0020

Keywordsoptical phantoms, Parker ink, Intralipid, diffuse reflectance spectroscopy

© 2017 Ali Shahin et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
optical phantoms, Parker ink, Intralipid, diffuse reflectance spectroscopy