To define the materials for the waveguide, perform the following procedure.

1Create the following dielectric material:

Name: cladding

Refractive index (Re:): 1.442

2To save the material, click Store.
3Create a second dielectric material:

Name: guide

Refractive index (Re:): 1.45

4To save the material, click Store.
5Create the following channel:

Profile name: channel

2D Profile definition material: guide

6To save the channel, click Store.