NNVT: Manufactured by North Night Vision Technology in China. These Generation 2 tubes are an excellent entry level  option for someone who's looking to spend as little as possible.

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Photonis: Headquartered in France these Generation 2 tubes perform exceptionally well in low light conditions. They also don't suffer from a high light resolution loss like generation 3 intensifier tubes do.

 

Elbit: The perfect middle of the road option. Dollar for dollar, pound for pound, users will get the most bang for their buck by choosing these thin filmed tubes.

 

L3: When it comes to life or death, or if you simply want the best we recommend going L3. 

 

Supergain: These tubes offer an increased gain compared to all the others. If you are looking for a noticeably brighter image so you can see in those super dark areas then these are the tubes for you.