Lumens vs. Lux

When you&looking for a new headlamp or flashlight, it can be very easy to get caught up in using lumens as the key measure of quality. But lumens don&tell you the full story... ?????? - tell you how much light is emitted from the LED. ??? - tells you how much light actually reaches the point you&trying to focus on. ?? ??? ?? ? ???? ???? ?????? ??????? ?? ???????????. In the video above you can see a 600-lumen Ledlenser headlamp being compared with a 700-lumen competitor. The result? ??? ????????? ???????? ???????? ???? ???? ?????? ??? ??? ???? ? ??????? ???? ????? ????? ?? ????! So how is such a high level of performance achieved? Ledlenser&patented technologies.