"Blue Crosses" Face Shield v3

thingiverse

# Red X's Face Shield A design by Mario White Stevens Latest version: version 5 ## Description: This is a lightweight face shield composed of two parts: * A 3D printed frame (PLA) * A transparent shield cut from clear binding covers (PP) ## Features: * Extremely light and comfortable * **NEW in version 5:** improved stability and shape of the shield when wearing * **NEW in version 5:** can be cut from a 2mm thick sheet with a laser (file dxf) * **NEW in version 5:** Can be stacked, you can change the number of pieces by modifying the stacked.scad file (default settings for 0.6mm nozzle diameter) or if you have a 0.6mm nozzle you may find the stacked.stl, ready to print * You can put a standard paper towel on the forehead part for extra comfort * Can be printed on small 3D printers * Shield uses standard Letter 4 holes punch dimensions * Print time around 25 minutes, cut time around 30 seconds * Protects the whole face from splashes and flying particles * Doesn't need any strap to stay still on the face but if needed you can add some elastic bands * You can wear glasses and mask without issue * Doesn't get foggy even wearing a mask * American design ## Instructions to make the face shield: Print the frame with 25% infill, preferably in PLA material (frame_red_x's) Shield uses standard 4 holes punches for Letter format. Cut the shield from a clear binding cover (thickness 150 microns) using a Cricut Explore equipped with rotary blade (shield.studio5): * Blade depth: 3 * Speed: 2 * Passes: 2 * Force: 15 ! If you don't have a Cricut Explore print the shield_stencil.pdf and cut manually the binding cover Or you can use a standard Letter 4 holes puncher ## Instructions to assemble the face shield: Push the holes of the shield onto the pins. Put the sides of the shield in the slots on the sides. Add elastic bands if needed. Add a rolled paper towel on the forehead part for extra comfort ## Instructions to clean the face shield: The face shield can be disinfected using chemicals or irradiation (please check depending on the material you use), not suitable for autoclave. ## For makers: You may find in the zip file the svg and the openscad file that I used to create the stl model. ## Acknowledgments: The frame is inspired by a well known Face Shield design: patent [US10241923B2](https://patents.google.com/patent/US10241923B2/en) (active). Thanks to the feedback from the 'Makers for Covid and 'Makers for Covid Support' american facebook groups of makers.