Alliance Fiber Optic Products, Inc. designs, manufactures, and markets various fiber optic components and integrated modules for the optical network equipment market. The company offers a product line of passive optical components, including interconnect systems, couplers and splitters, thin film coarse wavelength division multiplexers (CWDMs) and dense wavelength division multiplexing (DWDM) components and modules, optical attenuators, and micro-optics devices. Its connectivity products include connectivity modules; optical connectors, adapters, and cable assemblies; fused and planar fiber optical splitters and couplers; optical tap couplers and ultra low polarization dependent loss tap couplers; amplifier wave division multiplexing (WDMs) couplers; optical fixed attenuators; and fused fiber WDM couplers. The company also provides optical passive products comprising filter WDMs, amplifier filter WDMs, DWDMs, CWDMs, compact CWDMs, add/drop DWDM filters, optical isolators, optical bypass switches, and automatic variable optical attenuators. It sells its products to communications equipment manufacturers that incorporate the company’s products into their systems and sell to network service providers, as well as to other component manufacturers for resale or inclusion in their products. Alliance Fiber Optic Products, Inc. was founded in 1995 and is headquartered in Sunnyvale, California.