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PTB >> Subscribe
Photonics Tech Briefs (PTB) is a publication bound into eight issues of NASA Tech Briefs throughout the year. PTB is distributed in the January, March, April, May, July, September, October, and November issues.
Photonics Tech Briefs is demographically targeted to 80,000 NASA Tech Briefs subscribers who specify/authorize the purchase of laser, optics, video and imaging products, as documented by BPA audit.