PFOC认证
PFOC（PassiveFiber Optical Certification，无源光纤器件认证）
It is the certificationrequirement of Verizon, the American operator, for the passivecomponents on all optical fiber equipment used in the network. Thiscertification is carried out by several certification agenciesdesignated by Verizon. After passing the certification, it willhave the supply qualification of Verizon
是美国运营商Verizon对所有入网使用的光纤设备上无源器件的认证要求，该认证由Verizon指定的几家认证机构进行认证，认证通过后才具备Verizon的供货资格.
主要测试内容 main test items:
几何公差
Geometric tolerance
机械测试（振动、冲击，地震等）
Mechanical test (vibration, shock, earthquake, etc.)
光纤完整性（拉伸负荷、光纤弯曲和扭曲测试）
Fiber integrity (tensile load, fiber bending and twisting test)
环境（热循环、热冲击，寿命试验）
Environment (thermal cycle, thermal shock, life test)
化学测试
Chemical test
光电部署测试
Optoelectronic deployment test
气态空气污染物
gaseous pollutants
盐雾
Saltfog
光学安全认证
Optical safety certification
现场目击测试
On-site witness test
Norm refer 涉及标准: GR-63-CORE 和 GR-1089-CORE
Sample size 送样规格：待定
Lead time 测试周期：25个工作日