optiland

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Glass substitution and steepest descent optimizer

3

I've read the documentation and to me it looks like features like glass substituion (semi-automatic optimization for chromatism) and a fast (but inaccurate) optimizer (akin to the "Orthogonal Descent in...

kkrutkowski

image quality after an imaging system

5

**What is your question?** Can I specify an image array as input and draw how the same image would look like after a lens, or any other imaging system. **Relevant...

vstadnytskyi

slits and gratings

1

I've looked through the documentation and examples - great job! I couldn't find any spectrograph example, maybe just missed it. Is there anyway the idea of modeling the concept of...

divarano

Support for stereographic coordinates based computations

3

Hello there friends from optiland, Thanks for making this project available to everyone. I am trying to use optiland to: I need to obtain the partial derivatives of different intermediate...

kalosu

Addition of "image_height" as a "field_type"

3

Could I please request that you add "image_height" as a new "field_type". This is a commonly used field selection in other optical programs such as Quadoa, and allows you to...

Conman2

Issues with VTK / OSMesa on Linux

1

I'm attempting to call draw3D() on the Cooke Triplet example, and receive the following error (running Linux Mint 22 x86_64): > 2025-05-06 11:06:04.568 ( 2.362s) [ 7E6E1755A600]vtkXOpenGLRenderWindow.:256 ERR| vtkXOpenGLRenderWindow (0x2b3233a0):...

jfollans

GridDistortion gives invalid results for TMA system

1

**Describe the bug** When trying to view the grid distortion of the system in example `Tutorial_7d_Three_Mirror_Anastigmat.ipynb` by calling `analysis.GridDistortion(lens).view()`, the output image results in image scale on the order of...

HarrisonKramer

Multi-sequence tracing

5

**Is your feature request related to a problem? Please describe.** In Zemax e.g it is not possible to optimize for multiple sequences of surfaces or only via multi-configurations. Say you...

Jonas231

add SurfaceViewer to vizualize surfaces

8

Following the implementation of Zernike surfaces I was curious about their shape. In freeform manufacturing, deviation to the best sphere is crutial. Now, using `lens.draw_surface(surface_index=1)` the user can view the...

drpaprika

Use of matplotlib's OOP API

1

Most use of `matplotlib` througout the package rely on the implicit `pyplot` API. I'd advocate for using the more explicit OOP-oriented API since it is considered cleaner, more pythonic, and...

mocquin