Finesse 3.0a33-147-gf87e0293 Logo
  • About Finesse
    • What is Finesse
    • Who is the Finesse Team
    • History
    • Impact
    • How to cite
    • Acknowledgements
  • Installing Finesse
    • First Install
      • Python Installation
      • Installing Finesse and Jupyter with Conda
      • Using Jupyter notebook to run Finesse
    • From PyPI (with e.g. pip)
      • Linux / macOS
    • Known issues
      • Windows
      • Limitations
    • From Conda
      • Linux / macOS
      • Windows
    • Installing from source
      • Windows
      • macOS
      • Linux
    • Updating Finesse
      • Conda
      • From PyPI (with e.g. pip)
      • Source install
  • Getting started
    • Your first Finesse model
      • 1. Mapping the Optical System
      • 2. Describing Components and Connections
      • 3. Defining the Simulation Task
    • A first Finesse example
      • Building a Finesse model with KatScript
      • Adding detectors in Finesse
      • Actions, Analyses, & Solutions
    • Key concepts
      • Detectors and probes
      • The model graph
      • The simulation matrix
  • Examples
    • Plane-wave optics examples
    • Higher-order spatial modes
      • An optical cavity
      • Cavity eigenmodes
      • Defining cavity eigenmodes with the cavity command
      • Extracting geometrical parameters
      • Near unstable cavities
      • Aligning and translating a beam with steering mirrors
    • Modulation, feedback and control examples
      • Locking actions
      • Radio-frequency modulation and Bessel functions
      • Pound-Drever-Hall locking
    • Optomechanics examples
      • Angular radiation pressure
      • Optical springs
      • Radiation pressure
    • Thermal effects examples
    • Quantum mechannics examples
      • Frequency dependant squeezing
      • Squeezing and homodyne detection
    • Advanced topics examples
      • Quantum-noise limited sensitivity of Advanced LIGO
      • Inference using Dynesty (NestedSampling)
  • User guide
    • Building and interacting with models
      • KatScript
      • Python Interface
      • Symbolics
    • Model elements
      • Components and detectors
      • Other elements
    • The port and node system
      • Basic usage of ports and nodes
    • Commands
    • Actions, Analyses, and Solutions
      • Introduction
      • Groups
      • Axes
      • Physics
      • Utilities
    • Symbolics
      • Referencing parameters
      • Variables vs ParameterRef
      • Substitution
      • Making a function from an expression
      • Preserving intent
      • two-arg vs N-arg operators
      • Basic simplification
    • Modelling with higher-order modes
      • Selecting the modes to model
      • Defining the modal basis
      • Creating and detecting mode mismatches
      • Capturing beam images with camera objects
      • Beam propagation
      • Computing arbitrary scattering matrices
      • Adding spatial defects with maps
    • Linear time invariant system modelling
      • Modelling transfer functions
      • Readouts for frequency domain analysis
      • Calculating general transfer functions
      • Closing control loops
      • Using degrees of freedom
    • Viewing logs
      • Making log messages visible
    • Command line interface
      • Quick start
      • Getting help
      • Running KatScript files
      • Looking up KatScript syntax
      • Controlling verbosity
      • Keeping multiple plots open using job control
      • Command reference
    • Numerical precision
      • In elements
      • In simulations
    • Bespoke GW Models
      • Importing finesse-ligo
      • Choosing what to model
      • Initialising the locks
      • Modelling the Interferometer
    • Physics of Finesse
      • Plane-wave optics
      • Higher-order spatial modes
      • Radiation Pressure
      • Thermal effects
  • Developer guide
    • Getting started with Finesse development
      • Submitting a bug report
      • Contributing to development
    • Guide to the Finesse source code
      • The Finesse Cython extensions
      • KatScript grammar, parser and generator
      • Requirements for building, running and developing Finesse
    • Finesse internal code structure
      • Interferometer Matrix Equation
      • Simulation
      • Solver
      • ModelElement
      • Detector
      • Port
      • Node
      • Parameters
      • Workspace
      • Model
      • Signal Matrix
    • Developer tools
      • Tool configuration
    • Packaging Finesse
      • Conda
      • Wheels
    • Releasing finesse
      • PyPi
      • Conda-forge
    • Contributing to the documentation
      • How to build the documentation
      • Supported formats
      • Directory organization
      • Updating the Changelog
      • Comments and todo items
      • Writing Sphinx compatible docstrings
      • Documenting Cython extensions
      • Style guide
      • Linting tools
      • Authoring documentation
    • How to add a notebook to the documentation
      • Before starting, some info
      • Step 0: Discuss your plan
      • Step 1. Write your notebook
      • Step 2. Create your git branch from an up-to-date development branch
      • Step 3. Add your notebook to the documentation
      • Step 4. Create a merge request
      • Step 5. Your merge request is reviewed
      • Step 6. Your page is accepted and merged
      • Annexe: Quick MyST reference
    • Contributing to the editor extensions
      • JupyterLab
      • Visual Studio Code
      • Vim
      • Pygments
    • Finesse code style
      • Specific notes
    • Testing
      • Running and writing tests
      • Test suite guide
    • Todo List
    • Continuous integration
      • Configuring the pipeline
      • Pushing code without triggering the pipeline
      • Wheels built by the pipeline
    • Debugging Finesse
  • Appendix
    • Bibliography
    • Glossary
    • Changelog
      • Next Release (????-??-??)
      • `Next Release 3.0a34`_ (2025-12-11)
      • 3.0a33 (2025-05-15)
      • 3.0a32 (2025-03-20)
      • 3.0a31 (2025-01-23)
      • 3.0a30 (2025-01-23)
      • 3.0a29 (2024-11-14)
      • 3.0a28 (2024-09-19)
      • 3.0a27 (2024-07-23)
      • 3.0a26 (2024-07-10)
      • 3.0a24 (2024-06-16)
      • 3.0a23 (2024-04-29)
      • 3.0a22 (2024-04-03)
      • 3.0a21 (2023-11-20)
      • 3.0a20 (2023-11-15)
      • 3.0a19 (2023-08-19)
      • 3.0a18 (2023-08-17)
      • 3.0a17 (2023-08-02)
      • 3.0a15 (2023-07-24)
      • 3.0a14 (2023-07-20)
      • 3.0a12 (2023-07-18)
      • 3.0a11 (2023-07-17)
      • 3.0a10 (2023-07-17)
      • 3.0a9 (2023-07-17)
      • 3.0a8 (2023-06-02)
      • 3.0a7 (2023-06-02)
      • 3.0a6 (2023-03-11)
      • 3.0a5 (2022-10-09)
      • 3.0a4 (2022-10-09)
      • 3.0a3 (2022-03-08)
      • 3.0.0a2 (2022-01-19)
      • 3.0a1 (2021-04-30)
      • 0.1.0 (2018-06-14)
  • Index

External links

  • Finesse source
  • Living review
  • Finesse 3 home
Finesse 3.0a33-147-gf87e0293
  • Appendix

Appendix

  • Bibliography
  • Glossary
  • Changelog
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© Copyright 1999 to 2025 by The Finesse team. Last updated on Dec 11, 2025.

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