Microsoft HoloLens is an augmented reality headmounted device. It is a self-contained holographic computer—no wires, phones, or connection to a PC needed—and allows you to place holograms in your physical environment.
NC State Libraries' custom: Hololens User Guide
Microsoft's included materials with the device: HoloLens Guide
Web page about how to: Use Gestures
Video tutorial: Get Started with HoloLens
Basics and Troubleshooting: HoloLens Basics and Troubleshooting
How the HoloLens and holograms work, and more: HoloLens Website
Developing for the HoloLens: HoloLens Development Website
You can find all lendable devices at the Ask Us desk.