Please do not hesitate to ask questions i answer fast and honestly. I bought a few extra New Chinese NNVT green tubes FOM is 1400 and non autogated. All clear and no blems. Come new in tub and with spec / data sheets. Have 2 pictured and each come with its own paperwork. The New NNVT 1400 GreenMX10160 Night Vision Intensifier Tube is a high-quality image intensifier designed for hunting and sporting goods enthusiasts. With a Generation 2 technology and green color, this model offers a clear and bright view in low-light conditions. The manual gain feature allows for adjusting the brightness ...