• Subscribe
  • Magazine
  • Podcasts
  • Videos
  • Webinars
  • White Papers
  • Buyer's Guide
  • Get Published!

    • Doug Duke

    Doug Duke 2x2 1 6220dd680a2ea
    Senior Applications & Development Engineer

    Doug Duke is a senior applications and development engineer in splicer engineering at AFL. After receiving his Bachelor of Science in Mechanical Engineering from the University of Texas at El Paso, Doug joined the Defense Systems and Electronics Group at Texas Instruments and worked primarily in the development of airborne radar and infrared detection systems. Since joining AFL in 1991, he has worked continuously in engineering activities related to fusion splicing of optical fibers. In his more than 25 years as a splicing engineer at AFL, Doug has guided splicer product development, authored and presented numerous technical papers, conducted seminars on fusion splicing technology and applications, and is named in several patents.

    FIGURE 1. The profile alignment system (PAS; a) and refraction of illumination light in a PAS optical system (b).
    Fiber Optics

    Core alignment for splicing large mode area fibers

    Doug Duke
    March 31, 2022
    As fiber lasers proliferate and designs evolve, goals for higher laser power and efficiency are increasingly more important, making the need for better quality splices critical...