# \#optics

**URL:** https://discourse.julialang.org/tag/optics/1350.md

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## [\[ANN\] BeamletOptics.jl](https://discourse.julialang.org/t/ann-beamletoptics-jl/131912)

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**Author:** [@StackEnjoyer](https://discourse.julialang.org/u/StackEnjoyer)\
**Replies:** 7\
**Last updated:** [September 22, 2026, 5:27pm UTC](https://discourse.julialang.org/t/ann-beamletoptics-jl/131912 "2026-09-22T17:27:18Z")

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Dear all, we are happy to announce BeamletOptics.jl (or BMO for short), a newly registered Julia package for simulating optical (breadboard) systems. BMO is intended to be a simplistic simulation environment for people …

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## [Some thoughts and questions on smooth non-linear optimization, degrees of freedom, optimizers, MLPs](https://discourse.julialang.org/t/some-thoughts-and-questions-on-smooth-non-linear-optimization-degrees-of-freedom-optimizers-mlps/125892)

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**Author:** [@BdeKoning](https://discourse.julialang.org/u/BdeKoning)\
**Replies:** 0\
**Last updated:** [February 14, 2025, 7:02am UTC](https://discourse.julialang.org/t/some-thoughts-and-questions-on-smooth-non-linear-optimization-degrees-of-freedom-optimizers-mlps/125892 "2025-02-14T07:02:43Z")

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Although I’d like to pose my thoughts and questions on a quite general group of optimization problems, my thoughts on these topics came from working on the following optimization problem: The second lens surface is a…

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## [\[ANN\] JuliaPhysics/ABCDMatrixOptics.jl - Ray Transfer Matrix Analysis](https://discourse.julialang.org/t/ann-juliaphysics-abcdmatrixoptics-jl-ray-transfer-matrix-analysis/104107)

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**Author:** [@roflmaostc](https://discourse.julialang.org/u/roflmaostc)\
**Replies:** 1\
**Last updated:** [November 8, 2024, 2:24pm UTC](https://discourse.julialang.org/t/ann-juliaphysics-abcdmatrixoptics-jl-ray-transfer-matrix-analysis/104107 "2024-11-08T14:24:58Z")

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Hi all, ABCDMatrixOptics.jl is small package which implements linear tracing of simple optical systems based on the Ray transfer matrix analysis. The convention of the optical elements is identical to those on Wikipedi…

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## [\[ANN\] FresnelEquations.jl](https://discourse.julialang.org/t/ann-fresnelequations-jl/98693)

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**Author:** [@TheLateKronos](https://discourse.julialang.org/u/TheLateKronos)\
**Replies:** 2\
**Last updated:** [May 11, 2023, 5:54pm UTC](https://discourse.julialang.org/t/ann-fresnelequations-jl/98693 "2023-05-11T17:54:03Z")

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I am pleased to announce another minor package of mine that should hit the general registry in a couple of days: :tada: FresnelEquations.jl :tada: After having implemented the rather long and tedious Fresnel equations s…