When it comes to night vision not all products are created equal.
In a war time scenario there are countless advantage to being able to spot your opponent before he spots you. Having night vision optics is a great way to keep your guard even after the sun sets.
When it comes to which optics to choose many people get sticker shock. Some optics can easily set you back a few grand while others hop in around 200-300 bucks.
Here is a good field test review from the folks at In Range TV showing the difference between basic night vision and higher quality optics.
While you can tell a big difference between the Gen 1 Armasight Vega in this video compared to the Gen 3 PVS14, the Vega is still better than nothing and can be purchased right at the $200 mark.
If you are in the market for a new scope, Optics Planet is a great place to look to satisfy any of your optic needs, not just night vision products.