MODE Solutions

A comprehensive waveguide design environment for the analysis and optimization of integrated optical waveguides, components and fibers

Key applications include:

  • Integrated Optics
  • Tapers
  • Couplers and Resonators
  • Bragg Gratings
  • Thermal tuning/switching


  • Electro-optic modulators
  • Surface plasmon waveguides
  • Graphene Waveguides
  • Fibers
  • Transmission Lines

3D CAD Environment

  • Build 1D, 2D or 3D models
  • Define custom surfaces and volumes
  • Import from STL, GDSII or images
  • Import spacial refractive index data
  • Parameterizable simulation objects
CAD Environment
Conformal Mesh

Advanced Conformal Mesh

  • Compatible with dispersive and high index contrast materials
  • Submesh sensitivity to geometry
  • High accuracy for coarse mesh
  • Read the Conformal Mesh Whitepaper

Modal Analysis

  • Spatial field analysis
  • Modal frequency analysis
  • Overlap analysis
  • Bend loss, confinement factor, modal area analysis
Modal Analysis

Bidirectional Eigenmode Expansion (EME) Propagation

  • Ideal for large propagation lengths in waveguide or fiber devices
  • Automatically sweep device length and periodicity
  • Read the EME solver physics overview

2.5D variational FDTD (varFDTD) Propagation

  • Rapid analysis of planar waveguide geometries
  • Achieve close to 3D FDTD accuracy with 2D simulation speeds
  • Read the varFDTD Whitepaper
DEVICE Interoperability

Interoperable with DEVICE

  • Design, simulate and optimize active components using optical, electrical and thermal multiphysics
    • Photovoltaic
    • Electro-optic
    • Opto-thermal