Image contrast enhancement in angular domain optical imaging of turbid media

F Vasefi, B Kaminska, GH Chapman, JJL Carson - Optics express, 2008 - opg.optica.org
Imaging structures within a turbid medium using Angular Domain Imaging (ADI) employs an
angular filter array to separate weakly scattered photons from those that are highly scattered …

Transillumination hyperspectral imaging for histopathological examination of excised tissue

F Vasefi, M Najiminaini, E Ng… - … of biomedical optics, 2011 - spiedigitallibrary.org
Angular domain spectroscopic imaging (ADSI) is a novel technique for the detection and
characterization of optical contrast in turbid media based on spectral characteristics. The …

Multi-spectral angular domain optical imaging in biological tissues using diode laser sources

F Vasefi, B Kaminska, PKY Chan, GH Chapman - Optics Express, 2008 - opg.optica.org
Angular Domain Imaging (ADI) employs micromachined angular filter to detect non-
scattered photons that pass through the micro-scale tunnels unattenuated while scattered …

Angular domain transillumination imaging optimization with an ultrafast gated camera

F Vasefi, M Najiminaini, E Ng… - Journal of …, 2010 - spiedigitallibrary.org
By employing high-aspect-ratio parallel microchannels as an angular filter, quasiballistic
photons sensitive to internal structures in a turbid medium can be captured. Scattered …

Transmission and fluorescence angular domain optical projection tomography of turbid media

F Vasefi, E Ng, B Kaminska, GH Chapman, K Jordan… - Applied …, 2009 - opg.optica.org
When imaging through turbid media, objects are often blurred by scattered light. An optical
collimator (ie, an angular filter array) improves images by accepting only photons …

Enhanced angular domain optical imaging by background scattered light subtraction from a deviated laser source

F Vasefi, GH Chapman, P Chan… - … with Tissue and …, 2008 - spiedigitallibrary.org
Imaging structures within a turbid medium using Angular Domain Imaging (ADI) employs
angular filter array aligned to a laser source to separate ballistic and quasi-ballistic photons …

Angular domain fluorescence imaging for small animal research

F Vasefi, M Belton, B Kaminska… - Journal of …, 2010 - spiedigitallibrary.org
We describe a novel macroscopic fluorescent imaging technique called angular domain
fluorescence imaging (ADFI) applicable to the detection of fluorophores embedded in …

Angular distribution of quasi-ballistic light measured through turbid media using angular domain optical imaging

F Vasefi, B Kaminska, GH Chapman… - … with Tissue and Cells …, 2009 - spiedigitallibrary.org
We experimentally characterized the angular distribution and proportion of minimally
deviated quasi-ballistic photons versus multiply scattered photons in a turbid medium. The …

Hyperspectral angular domain imaging for ex-vivo breast tumor detection

F Vasefi, B Kaminska, M Brackstone… - … , and Analysis of …, 2013 - spiedigitallibrary.org
An angular domain spectroscopic imaging system was built and validated using fresh ex
vivo breast tissue samples (~ 2 mm thick). The hyperspectral system consisted of a halogen …

Angular domain spectroscopic imaging for breast cancer margin assessment after lumpectomy

F Vasefi, M Najiminaini, A Chamson-Reig… - Optical …, 2012 - spiedigitallibrary.org
Angular Domain Spectroscopic Imaging (ADSI) is a novel technique for the detection and
characterization of optical contrast abnormalities in ex-vivo breast tissue samples based on …