technical paper: measuring insertion loss and return loss

Fiber Optic Center Technical Paper:

Measuring Insertion Loss and Return Loss - Recommendations to Achieve the Best and Most Accurate Test Measurements

Testing specifications indicate minimum requirements for low Insertion Loss (IL) and high Return Loss (RL).Why are these testing specs important to your customers?The companies that buy your facility's cable assemblies need to know you've tested every product and acquired accurate IL/RL measurements that meet their specifications.