Behold A DIY VR Headset Its Creator Will “Never” Build Again

Unsatisfied with commercial VR headset options, [dragonskyrunner] did what any enterprising hacker would: gathered parts over time and ultimately made their own. Behold the Hades Widebody (HWD), a …

Make Yourself A Megamind With A Hypercentric Camera

Sometimes, all it takes to learn something new is a fresh perspective on things. But what’s to be learned from reversing your perspective completely with a hypercentric lens? For one thing, t…

A Fresnel Lens Without The Pain

Making a traditional glass lens requires a lot of experience, skill, and patience grinding a piece of glass to the required shape, and is not for the casual experimenter. Making a glass Fresnel len…

Smelting Solar Style

If you attended the 2022 Supercon, you might have heard the story about the SMD soldering challenge table nearly catching on fire. A magnifying lamp caught the sun just right and burned a neat tren…

The Origin Of The Fresnel Lens

If you are a Hackaday reader, you probably know what a Fresnel lens is. You find them in everything from overhead projectors to VR headsets. While it seems commonplace now, the Fresnel lens was an …