The Astrolux WP2 is a LEP flashlight that throws 2.3km or 1.3 miles. The only light I have that throws further than this is the massive Astrolux MF04, so I was interested to see how the much smaller WP2 would perform.
Pocketable and affordable 1800m throw LEP flashlight. My first LEP flashlight! What’s that you might be wondering? LEP stands for Laser Excited Phosphor, sometimes known as a White Laser.
The Luminus SBT90.2 is a second generation of the SBT90 LED and can output over 6000 lumens with a focused beam, great for long distance throw.
Here’s a quick preview of the Manker MC12 flashlight, with 650m throw, exploring an abandoned WW2 building. You can read the full Manker MC12 review here.
Multiply the candela by 4, then square root it to get the throw in meters.
Or square the throw in meters then divide by 4 to get the candela.