Digital night vision devices use a different technology, which makes the devices much cheaper.
A head mount ensures the vision device is held steady in front of the eye. In addition, the hands are free for other tasks.
Generates an invisible light which is detected by the night vision device. This makes it possible to see even in absolute darkness.
Protects the night vision device from bright light accidentally entering the optics.
These devices may only be exposed to moderate moisture or light drops of water.
This allows the device to be mounted onto a standard photographic tripod with a 1/4" camera screw.
For transfer to a TV device or a grabber.