Technical Articles
Technical Journal Articles & Blog Posts
Learn more about lasers through our blog posts and articles:
How Lasers Enable Modern Anti-Counterfeiting: From Permanent Marks to Spectral Fingerprints
A technical look at how lasers are used in anti-counterfeiting, from direct laser marking and holography to fluorescence, Raman signatures, speckle, and optical PUFs
June 5, 2026
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How to Choose the Right Laser Module for Raman Spectroscopy
A practical way to pick wavelength, power, and module style—so you spend less time fighting fluorescence and drift and more time collecting usable spectra.
February 24, 2026
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PTI Technical Journal Articles
Below you will find a list of publications by some of our customers that demonstrate how our products enable cutting-edge research in many fields.
Lasers in Flow Cytometry
Laser Diodes
Lasers Go to the Movies
Lasers for Speckle-Noise Suppression
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