solar eclipse glasses
thingiverse
Here's a straightforward approach: Design it with simplicity in mind, using 1.75mm filament for the hinges. Heat the ends of the filament to bond it securely to the templates - the sides of the glasses. More images will be posted soon. Add a shade 14 filter film inside the glasses that meets your standards. https://eclipse2017.nasa.gov/safety
Download Model from thingiverse
With this file you will be able to print solar eclipse glasses with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on solar eclipse glasses.