Hold solar viewing film safely
A sturdy hand-held frame for a sheet of certified solar viewing film (ISO 12312-2): tape the film behind the window, then hold it by the handle to watch an eclipse.
Use only certified solar filter film in the window.
Prints flat as a plate, no supports.
Filament: at most about 38.1 g of PLA printed solid (roughly $0.76 at $20 per kg); normal infill uses less.
To get the files, open it in the generator and choose File › Download STL (one file per part) or Download 3MF (every part on one plate).
The eclipse viewer frame model measures 150 × 100 × 8 mm (width × depth × height). That is Base A; one more base is built on. You can change every size in the free SO3D.xyz generator before you download it.
No. Use only certified solar filter film in the window. Prints flat as a plate, no supports.
At most about 38.1 g of PLA (30.7 cm³ printed solid), roughly $0.76 of filament at $20 per kg. Normal infill uses less.
Yes. Open it in the SO3D.xyz generator (free, in your browser), change the size, walls, dividers, holes, text or anything else, then download it as STL or 3MF for your slicer.
Change the size, walls, dividers, holes and labels of the eclipse viewer frame model in your browser, then download it for your printer. Free, no CAD needed.
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