Seinen manga are mainly geared towards adults, but those adults will appreciate the eye-popping visuals of these full-color ...

and could represent a game-changer for hobbyists trying to achieve professional-looking full-color images on their prints. First, the mirrored image is printed onto a piece of transparency film ...

[Aad] has been working on a simple modification to his Prusa i3 printer, however, that enables the production of full-color parts. Note the dual vertical assemblies – one carrying the extruder ...

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Metalenses offer tremendous potential for miniaturizing optical systems, but they are not without their own challenges, particularly when it comes to capturing full-color images without distortions.