excess insertion loss
Deprecated term. See insertion loss.
Note: Excess insertion loss was used to indicate that, in an optical-fiber coupler, the loss occasioned by dividing the input power among the ports is not the total insertion loss.
Deprecated term. See insertion loss.
Note: Excess insertion loss was used to indicate that, in an optical-fiber coupler, the loss occasioned by dividing the input power among the ports is not the total insertion loss.