Dr. Bart C. Johnson Profile

Dr. Bart C. Johnson

at Excelitas Technologies Corp

SPIE Involvement:

Author

Publications (8)

Proceedings Article | 7 March 2022 Presentation

Thermal linewidth of a MEMS tunable VCSEL

Bart Johnson, Joey Jabbour, Mark Malonson, Seungbum Woo, Ed Mallon, Nate Kemp, Peter Whitney

Proceedings Volume PC11948, PC119480N (2022) https://doi.org/10.1117/12.2610028

KEYWORDS: Vertical cavity surface emitting lasers, Microelectromechanical systems, LIDAR, Clocks, Ranging, Optical coherence tomography

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Proceedings Article | 5 March 2021 Paper

OCT applications in optics R&D and manufacturing

Bart Johnson, Joey Jabbour, Mark Malonson, Mark Kuznetsov, Walid Atia, Nate Kemp, Peter Whitney

Proceedings Volume 11630, 1163023 (2021) https://doi.org/10.1117/12.2577848

KEYWORDS: Optics manufacturing, Optical coherence tomography, Vertical cavity surface emitting lasers, Photodiodes, Microelectromechanical systems, Laser resonators, Diagnostics, 3D image processing

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Proceedings Article | 5 March 2021 Presentation + Paper

Advantage of low NEP balanced receivers in swept source OCT

Bart Johnson, Tim Ford, Seungbum Woo, Ed Mallon, Mike Crawford, Jason Ensher, Ioan Bucsa, Peter Whitney

Proceedings Volume 11630, 116301M (2021) https://doi.org/10.1117/12.2577854

KEYWORDS: Receivers, Optical coherence tomography, Signal to noise ratio, Signal detection, Interference (communication), Heterodyning, Optical components, Laser resonators, Avalanche photodetectors

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Proceedings Article | 21 February 2020 Presentation + Paper

Achieving the ideal point spread in swept source OCT

Bart Johnson, Tim Ford, Seungbum Woo, Walid Atia, Joey Jabbour, Nate Kemp, Muzammil Arain, Tilman Schmoll, Rick Williams, Peter Whitney

Proceedings Volume 11228, 112281H (2020) https://doi.org/10.1117/12.2543082

KEYWORDS: Deconvolution, Signal processing, Optical coherence tomography, Signal to noise ratio, Clocks, Point spread functions, Vertical cavity surface emitting lasers, Image processing

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Proceedings Article | 22 February 2019 Presentation + Paper

Tunable 1060nm VCSEL co-packaged with pump and SOA for OCT and LiDAR

Bart Johnson, Walid Atia, Seungbum Woo, Carlos Melendez, Mark Kuznetsov, Tim Ford, Nate Kemp, Joey Jabbour, Ed Mallon, Peter Whitney

Proceedings Volume 10867, 1086706 (2019) https://doi.org/10.1117/12.2510395

KEYWORDS: Vertical cavity surface emitting lasers, LIDAR, Optical coherence tomography, Microelectromechanical systems

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Proceedings Article | 22 February 2019 Paper

Temperature stabilized phase reference for MEMS based swept sources

Bart Johnson, Dean Tipple, Carlos Melendez, Ed Mallon, Walid Atia, Peter Whitney

Proceedings Volume 10867, 108672Z (2019) https://doi.org/10.1117/12.2508746

KEYWORDS: Optical coherence tomography, Microelectromechanical systems, Tunable lasers, Phase measurement

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Proceedings Article | 26 April 2016 Presentation

SNR of swept SLEDs and swept lasers for OCT (Conference Presentation)

Bart Johnson, Walid Atia, Dale Flanders, Mark Kuznetsov, Brian Goldberg, Nate Kemp, Peter Whitney

Proceedings Volume 9697, 96970R (2016) https://doi.org/10.1117/12.2214468

KEYWORDS: Signal to noise ratio, Optical coherence tomography, Interference (communication), Clocks, Laser applications, Tunable lasers, Laser marking, Optical filters, Tunable filters, Microelectromechanical systems

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Proceedings Article | 23 February 2010 Paper

Compact ultrafast reflective Fabry-Perot tunable lasers for OCT imaging applications

Mark Kuznetsov, Walid Atia, Bart Johnson, Dale Flanders

Proceedings Volume 7554, 75541F (2010) https://doi.org/10.1117/12.842567

KEYWORDS: Optical coherence tomography, Optical filters, Fabry–Perot interferometers, Tunable lasers, Reflectivity, Semiconductor lasers, Tunable filters, Laser applications, Silicon, Electronic filtering

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Showing 5 of 8 publications

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