Amped Airsoft shows how to install the PVS-14 Photonis in this video. Tom meticulously guides viewers through the entire process of installing a Photonis VYPER14 White Phosphor tube into a PVS-14 housing. From unboxing the components and disassembling the housing, to preparing the tube and carefully installing it, each step is explained in detail. The video covers the reassembly process, including the installation of the light pipe ring and retaining ring. Finally, Om demonstrates how to test the electronics and nitrogen purge the device, ensuring optimal performance. This comprehensive tutorial provides a valuable resource for anyone interested in building and maintaining their own night vision devices.