Prof. James R. Leger
Professor at Univ of Minnesota Twin Cities
SPIE Involvement:
Conference Program Committee | Author | Instructor
Publications (38)

Proceedings Article | 4 March 2019
Proc. SPIE. 10904, Laser Resonators, Microresonators, and Beam Control XXI
KEYWORDS: Fabry–Perot interferometers, Resonators, Spatial filters, Reflectivity, Kerr effect, Constructive interference, Laser resonators, Wavelength tuning, Destructive interference, Fiber coupled lasers

Proceedings Article | 18 September 2018
Proc. SPIE. 10772, Unconventional and Indirect Imaging, Image Reconstruction, and Wavefront Sensing 2018
KEYWORDS: Scattering, Cameras, Light scattering, Photography, Inverse problems, Bidirectional reflectance transmission function, Light sources and illumination, Reconstruction algorithms, Non-line-of-sight propagation, Computer graphics

Proceedings Article | 16 February 2018
Proc. SPIE. 10518, Laser Resonators, Microresonators, and Beam Control XX
KEYWORDS: GRIN lenses, Diffraction, Refractive index, Femtosecond phenomena, Gaussian beams, Waveguides, Wavefronts, Phase retrieval, Wave propagation, Beam shaping

Proceedings Article | 22 February 2017
Proc. SPIE. 10083, Fiber Lasers XIV: Technology and Systems
KEYWORDS: Fringe analysis, Continuous wave operation, Q switching, Mode locking, Kerr effect, Fiber lasers, Laser resonators, Free space optics, Phase measurement, Q switched lasers, Acousto-optics, Modes of laser operation, Signal detection, Diffraction gratings

Proceedings Article | 20 February 2017
Proc. SPIE. 10090, Laser Resonators, Microresonators, and Beam Control XIX
KEYWORDS: Gradient-index optics, GRIN lenses, Diffraction, Refractive index, Optical design, Lenses, Wavefronts, 3D modeling, 3D printing, Additive manufacturing, Phase retrieval, Wave propagation, Beam shaping, Chemical elements, Fiber optic communications, Beam propagation method

Showing 5 of 38 publications
Conference Committee Involvement (20)
Laser Resonators, Microresonators, and Beam Control XXIII
23 January 2021 | San Francisco, California, United States
Laser Resonators, Microresonators, and Beam Control XXII
3 February 2020 | San Francisco, California, United States
Laser Resonators, Microresonators, and Beam Control XXI
4 February 2019 | San Francisco, California, United States
Laser Resonators, Microresonators, and Beam Control XX
29 January 2018 | San Francisco, California, United States
Laser Resonators, Microresonators, and Beam Control XIX
30 January 2017 | San Francisco, California, United States
Showing 5 of 20 Conference Committees
Course Instructor
SC008: Microlens Arrays: Properties and Applications
Microlens arrays provide a flexible and powerful technique for solving a variety of optical design problems. This course will provide an introduction to the types of microlens arrays currently available and their optical characteristics. Topics include optical properties of arrays, fabrication techniques, and applications to coherent and incoherent imaging systems.
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