Eachine EV800/EV800D Spacer

I modified the design of https://www.thingiverse.com/thing:2262741 (Thank you villamany) so that it adjusted more exactly to the glasses. I decided to make the spacer in three pieces, BackSide, it is the part that joins the fresnel lens, FrontSide, the part that joins the screen, and the hooks. This way you do not have to use many supports, only a small part in the BackSide, thus saving us the hassle of having to remove the supports. It is ESSENTIAL to use CAPA height of 0.2mm, so that the final measurements are as accurate as possible. The number of loops of 2 or 3 and the filling of 15 or 20% depending on the consistency and weight you want.
The 4 parts are stuck with Cyanoacrylate very easy, you just have to be careful to stick the hooks (Hooks) in their correct position to the FrontSide, since they have a small projection to block the piece on the side of the screen of the glasses.
The BackSide measures 6mm in height, there are two BackSide, 9mm and 29mm, combining both, we can g