By Scott Sabreen, president, The Sabreen Group, Inc. This is the first of a two-part series on the most significant technological developments in industrial laser marking of plastics. We’ll examine Ytterbium fiber laser architecture, how they work and the major performance factors that determine marking quality. Part 2 examines new solutions that use MOPA marking lasers, … [Read more...] about MOPA Fiber Lasers for Marking Plastics – All Lasers are Not Created Equal