Color gradient filament is fun stuff to play with. It lets you make 3D prints that slowly fade from one color to another along the Z-axis. [David Gozzard] wanted to do some printing with this effect, ...

Abstract: In this work we have developed a new type of polarization independent color splitter, which spectrally and spatially separates the light onto a Bayer-like sensor pattern below the multimode ...

Prevent clutter in your living space (and stop telling yourself you'll "do it later") by following the one-minute rule.