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Derrick Peterman
Ophir
Webinars
Presented by Derrick Peterman
May 2021
Measuring the Power and Beam Profile of Divergent Laser Sources
Lasers with large beam divergence are used in a number of applications, such as remote sensing, optical communications, and materials processing. Large beam divergences create challenges for reliably...
September 2020
Principles of Laser Beam Profiling
Beam profiling describes the measurement of the spatial distribution of power of a laser beam. Laser users often wonder if they need to profile their lasers but may have nagging doubts as to why....
Articles
By Derrick Peterman
October 2015
Measuring Small-Beam MFD: Overcoming the Challenges
Profiling beams under 10 µm in size is one of the more challenging beam profiling applications. There are numerous reasons for this, including the very small size. Focal plane arrays commonly...
December 2025
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Innovative Optical Lithography Advances High-Resolution Semiconductor Laser Production
Photonics Spectra
, Dec 2025
Image Sensor Design Innovation Shines When the Lights Go Down
Photonics Spectra
, Dec 2025
Polymer Optics Reveal That Discounting Aspheres Comes at a Cost
Photonics Spectra
, Dec 2025
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