(Nanowerk Spotlight) A new generation of lenses ('metalenses') is starting to replace bulky curved lenses with simple, flat surfaces that use nanostructures to focus light. These flat surfaces ...
The PolyDye system installed on an Elegoo Neptune 2 printer. (Credit: Teaching Tech, YouTube) Being able to 3D print FDM objects in more than one color is a feature that is rapidly rising in ...
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