Method of and apparatus for measuring transverse moments of an e

Method of and apparatus for the measurement of mode field radius

Method of and apparatus for the measurement of the refractive-in

Method of and device for measuring the attenuation in optical wa

Method of and device for measuring the attenuation of optical fi

Method of and device for measuring the Kerr non-linearity coeffi

Method of and device for measuring the nonlinear refractive inde

Method of and system for characterization of fiber optic connect

Method of and system for determining refractive-index profiles o

Method of calibrating and controlling the optical power output o

Method of coated fiber identification in optical transmission ne

Method of detecting distortions and a receiver for distorted...

Method of detecting variation in the diameter of an optical fibe

Method of determining a characteristic of an optical fiber...

Method of determining an index of refraction profile of an optic

Method of determining azimuthal position of transverse axes of o

Method of determining optical fiber splice loss

Method of determining optical losses at the ends and end joints

Method of determining the autocollimation angle of a grating cou

Method of determining the end face position of an optical wavegu