Finally did this DIY after almost a year. Was a bit hesitant as I wanted to be absolutely sure of what I'm doing. Used the same Turtle wax restoration kit but did not use the sanding strips and ...

"Hey, I’m Arnie Negrete, bringing you the wildest internet moments, viral stories, and crazy challenges on Epic Reactions. Follow along for some serious fun!" Crowds in St. Peter's Square ...

Lumene projection screens has added the Fresnel Ultra Slim Ultra Short Throw screen, to its Movie Palace range. Fresnel technology is designed to direct the projector’s light precisely while ...

ABSTRACT: This study investigates the optimization of Fresnel lens designs using Zemax software, with a focus on minimizing beam divergence by controlling the output spot diameter on the image plane.