Night Vision Tube Life: How Long Do Image Intensifier Tubes Actually Last

IR Illuminator Not Working With Night Vision? Beam, Battery, Focus and Compatibility Check.

If your IR illuminator is dead, weak, washed out or invisible in night vision, begin with this field checklist of battery, mode, wavelength, focus, alignment, gain and environmental issues.

Is your NV not turning on? Battery, Contacts, Mount and Tube-Safe Troubleshooting

When night vision doesn't come on, keep it simple: battery, polarity, cap, contacts, lens path, usable light, focus, mount, and storage history are all factors to check before writing the tube off as dead.

Night Vision Collimation and Alignment: Fix Double Vision, Eye Strain and Dual-Tube Setup Issues

Double vision through night vision does not always mean your device is broken. Focus, diopter and IPD, helmet position and mount stability all need to be checked before seeking professional help for true night vision collimation.