Is this 3D model free to download?

Yes, EL flat-field panel for astronomy is free to download from Thingiverse. Click the "Download STL" button to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Click the "Download free STL" button on this page to open the original listing and grab the file.

Designed by drhollen, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

EL flat-field panel for astronomy

Source: Thingiverse by drhollen

The EL flat-field panel for astronomy is a free printable 3D model from Thingiverse by drhollen. I made this panel for use with a round electroluminescent panel I got for making calibration frames for my small refractor telescopes. You can download the STL file from the original listing below and print it at home.

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30 saves Source: Thingiverse Updated 2026-05-02

Tags: EL, flat-field, panel, for, astronomy

About this model

I made this panel for use with a round electroluminescent panel I got for making calibration frames for my small refractor telescopes. This is based on the Astrophotography 5in EL Panel Circle Flat Frame Kit I bought from Ellumiglow: This kit comes with a 5" round EL panel and a frosted white acrylic panel to diffuse the light. It also has a 9V inverter with adjustable brightness. The EL panel has a built-in cord and connector with a fairly long wire and my panel has an area where I wind up the cord. I included a version without the cord area if you cut and splice your cord short. I use mine with my Samyang 135mm refractor using an offset adapter, but have included several other adapters in various sizes, based on a database of dew shield sizes I found online. I haven't tested these, so le…

Frequently asked questions

Is this 3D model free to download?: Yes. EL flat-field panel for astronomy is free to download from Thingiverse. Click the "Download free STL" button above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by drhollen.
Who made this model?: Designed by drhollen, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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