My light lumen tester

[raggie33]

Any ways to improve this? I use it to compare lumens between lights . The length of the center pipe measured to show 1 lux at the point a flashlight is good enough to hike with

 

[aznsx]

Any ways to improve this? I use it to compare lumens between lights . The length of the center pipe measured to show 1 lux at the point a flashlight is good enough to hike with
View attachment 29291

"...check out the big brain on Brad!!'
(just a funny quote from probably the last movie I watched

Seriously though, I'd say you're pretty resourceful!!