That makes sense, longer wavelengths penetrate better in fog etc, most leds are blueish so shorter.
Type: Posts; User: Marty Henry
That makes sense, longer wavelengths penetrate better in fog etc, most leds are blueish so shorter.
What about backscatter, atmospheric conditions control how far you can see surely? I cant see the point in lugging an anti aircraft spotlight round and only being able to clearly identify a target...