Customizable Fresnel lens
grabcad
This project involves a Fresnel lens, which can be easily adjusted by altering the following parameters: focal length, lens diameter, lens thickness, groove length (rib), number of grooves, and spacing between them. A tutorial is included on how to change the model by editing equations' variables. To do this, open the table, drag each column down like in this video: https://youtu.be/OCQlRw4Pcr4?t=3m23s. An excel file demonstrating proper usage is provided, and renderings are always appreciated!
With this file you will be able to print Customizable Fresnel lens 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 Customizable Fresnel lens.