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  • Getting started
  • Optics tutorials in Python
  • User guide
  • Example gallery
  • API reference
    • References
  • GitHub
  • PyPI
  • Anaconda

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  • Examples: Group Properties
    • Group Index and Velocity of Fused Silica
  • Examples: Sellmeier Material
    • Plot the Refractive Index of Optical Material: Silica
    • Plot the Refractive Index of Optical Material: Water
    • Plot the Refractive Index of Optical Material: BK7
    • Compare the Refractive Index of BK7 and Fused Silica
  • Examples: Tabulated Material
    • Plot the Refractive Index of Optical Material: Silver
    • Plot the Refractive Index of Optical Material: Polyethylene
    • Plot the Refractive Index and Absorption of Silicon
  • Custom materials
    • Create and export a measured material
  • Fresnel interfaces
    • Fresnel reflectance versus incidence angle
  • Thin-film coatings
    • Quarter-wave antireflection coating
    • Dielectric Bragg mirror
  • Catalog discovery
    • Search materials and inspect provenance
    • Load optical materials by common name
  • Example gallery
  • Examples:...

Examples: Group Properties#

This folder showcases how to compute advanced properties derived from the refractive index, such as the group index and the group velocity. These metrics are useful when analysing pulse propagation in dispersive materials.

Group Index and Velocity of Fused Silica

Group Index and Velocity of Fused Silica

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