A product designer has a discontinued component on her desk, something a client needs replicated exactly. The geometry is all there in the physical part. What’s missing is a reliable way to turn it into a file, because the scanners she’s tried before either wash out on the polished metal finish or lose tracking on the featureless curved surfaces. That frustration sits at the center of what Revopoint is addressing with the POP 4 3D scanner , which is launching on Kickstarter today. The pitch is straightforward: one scanner that works on shiny metal, dark surfaces, and everything in between. The Revopoint POP 4 3D scanner available for $579 on Kickstarter. Image via Revopoint. Precision Scanning for Complex, Shiny Surfaces The reason affordable handheld scanners have struggled with that kind of part is largely a light-source problem. Infrared structured light, which most consumer-grade scanners use, reflects off shiny metal in ways that confuse the sensor and goes largely invisible on dark surfaces.…