OSCAR

An optical FFT code to simulate Fabry Perot cavities with arbitrary mirror profiles

https://github.com/Jerome-LMA/oscar

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Cite As

Degallaix, Jérôme. “OSCAR: A MATLAB Based Package to Simulate Realistic Optical Cavities.” SoftwareX, vol. 12, Elsevier BV, July 2020, p. 100587, doi:10.1016/j.softx.2020.100587.

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Degallaix, Jérôme. “OSCAR a Matlab Based Optical FFT Code.” Journal of Physics: Conference Series, vol. 228, IOP Publishing, May 2010, p. 012021, doi:10.1088/1742-6596/228/1/012021.

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General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

  • Windows
  • macOS
  • Linux
Version Published Release Notes Action
3.31.0

Rewriting of the functions to calculate PSD and virtual maps
First step to implement ABCD calculations in parrallel to FFT
Updated examples
Several functions with additional options and bug fixes

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3.30.0

- Major update with name changes of functions to be consistent
- Possibility to calculate on GPU for speed improvement
- Option for automatically have an optimal mode matching for
the input beam
- Bugs fixes

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3.20.0

- New cavity simulations: linear ring cavity
- create virtual maps from 1D PSD
- new options for several functions based on user application
- bug fixes

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3.16.0

Update to keep OSCAR compatible with the newest versions of Matlab.
New functions and examples also available

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1.12.0

Implementation of the Zernike polynomials
Small improvement to some functions and a handful of bug fixes

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1.11.0

New functions and bug fixes

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1.10.0

It includes now the function to read the .dat from the ZYGO interferometer.
New functions (plot PSD, expand into higher order modes) and the usual bug fixes

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1.9.0

An accelerated convergence scheme has been implemented as well as the possibility to use strong focusing telescope.
Additional minor improvement to existing functions

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1.8.0

Bug fixes

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1.7.0

Can use a more reliable to propagate the beam and add a new routine to calculate cavity eigen modes.

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1.6.0

Can simulate linear cavity with arbitraty number of mirrors. New syntax to define laser beam and Interfaces. Minor bug correction.

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1.5.0

The code has been fully rewritten (with Oriented Object Programming) to be faster and more user friendly.
Higher order optical modes are supported.

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1.2.0

Example to reduce the computational time of OSCAR, better memory allocation of matrices and correct a sign error

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1.1.0

Add an example about how to simulate a 3 mirrors ring cavity (also called a mode cleaner).

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1.0.0

New version, add an example how to create sidebands and derive a Pound Drever Hall locking signal.

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