Lumentum Holdings Inc. (Lumentum) is a provider of optical and photonic products. The Company's products are used in a range of end markets, including data communications (Datacom) and telecommunications (Telecom) networking, and industrial and commercial lasers (commercial lasers) for manufacturing, inspection and life-sciences applications. The Company operates through two segments: Optical Communications (OpComms) and Commercial Lasers (Lasers). The Company’s OpComms segment portfolio includes products used by Telecom and Datacom nanoelectromechanical systems (NEMs) and both traditional and cloud/data center service providers. The Company’s Lasers segment products serve its customers in markets and applications, such as manufacturing, biotechnology, graphics and imaging, remote sensing and precision machining, such as drilling in printed circuit boards, wafer singulation and solar cell scribing.