Very Long Phase Masks (VLPM) for writing Bragg gratings on optical fibers are available with gratings u¥to 140 mm long. The grating uniformity results in very narrow bandwidths. VLPMs can also be manufactured in chirped or phase-shifted configurations.
Compact Nd:YAG laser
Sponsored Recommendations
Sponsored Recommendations
What are Notch Filters?
Feb. 27, 2025
Voice your opinion!
Voice your opinion!