Laser & Optoelectronics Progress, Volume. 60, Issue 12, 1200002(2023)
Research Progresses and Application Prospects of Optical Coherence Tomography in Forensic Science
Figures & Tables(7)
Table 1. Summary of application parameters and methods of OCT system in fingerprint inspection
View tableTable 1. Summary of application parameters and methods of OCT system in fingerprint inspection
Application System type Parameter Object Trace material Method Reference Fingermarks development Full-field swept-source OCT SLD power：7.5mW；High SNR；Center wavelength：842.5 nm；FWHM：48.3 8nm；Maximum imaging depth：0.418 mm Glass White fluid Morphological analysis ［14-15］ Spectral-domain OCT SLD power：13 mW；SNR：100 dB；Center wavelength：832 nm；FWHM：60.4 nm；Maximum imaging speed：70 kHz Red electrical tape，tan box-sealing tape，scotch tape Sweat oil Morphological analysis ［16-17］ Spectral-domain OCT Center wavelength：832 nm；FWHM：60.4 nm；Maximum imaging speed：70 kHz；Depth resolution：~6 m Slide covered with paint Red stamp-pad ink，blood Morphological analysis ［18-19］ Fingerprints identification Time-domain OCT SLD power：375 W；Center wavelength：（1300±15）nm；Resolution：~25 m；Maximum imaging depth：2.2 mm（in air） Plastic，cement，liquid silicon rubber — Autocorrelation analysis ［20］ Swept-source OCT Center wavelength：1320 nm；FWHM：120 nm；Resolution：~13 m；Maximum imaging speed：20 kHz Thin layer
fakes，sweat glands
— Manual classification，automatic analysis ［21］ Fourier -domain OCT Wavelength：1300 nm；Depth resolution：5.5 m；Maximum imaging depth：3.5mm（in aqueous solution） Paraffin wax，capacitor black glue，sweat glands — Morphological analysis ［22］ Fourier -domain OCT SLD power：10mW；Center wavelength：1325 nm；FWHM：100 nm；Depth resolution：12 m in air，8.8 m in skin；Maximum imaging depth：3 mm Internal fingerprint，paraffin wax — FAR，FRR ［23］ Swept-source OCT SLD power：16 mW；Center wavelength：1310nm；FWHM：80 nm；Depth resolution：9.3 m in air，6.6 m in skin；Maximum imaging speed：50 kHz Subcutaneous capillary —
Intensity-based Doppler variance，morphological analysis ［24］ Swept-source OCT Center wavelength：1325nm；Depth resolution：12 m；Maximum imaging speed：16 kHz Sub-surface
fingerprints，sweat glands，capillary
— Correlation mapping optical coherence tomography ［25］
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Di Wu, Shuhui Gao, Ning Zhang, Yifan Lu, Fei Xie, Hao Zhang, Sanyuan Ju, Haoran Zeng, Chengming Wang. Research Progresses and Application Prospects of Optical Coherence Tomography in Forensic Science[J]. Laser & Optoelectronics Progress, 2023, 60(12): 1200002
Paper Information
Category: Reviews
Received: Mar. 9, 2022
Accepted: Jun. 7, 2022
Published Online: May. 23, 2023
The Author Email: Shuhui Gao (gaoshuhui@ppsuc.edu.cn), Ning Zhang (zhangning@cifs.gov.cn)
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