Samsung's new Odyssey 3D monitor (G90XF) wants to solve these problems in one fell swoop. It uses a lenticular lens and eye-tracking cameras to create a convincing 3D effect to bring PC games to life. Seeing Is BelievingPhotograph: Luke LarsenYou can’t capture or see 3D with just a camera, and that’s one of the biggest challenges in describing the experience of using the Samsung Odyssey 3D. The system uses the 3D cameras to not only track your head movement, but predict it. That’s the secret sauce in providing a wider “sweet spot” for the 3D to stay in effect.