The Planted Tank Forum - View Single Post - Metal halide or T5 H.O?
View Single Post
post #12 of (permalink) Old 01-22-2012, 02:49 AM
Wannabe Guru
samamorgan's Avatar
Join Date: Dec 2011
Location: Seattle, WA
Posts: 1,235
Send a message via MSN to samamorgan Send a message via Skype™ to samamorgan
Energy used converted to light:

Incandescent/Halogen: 10% light
Metal Halide: 25% light
Flourescent: 70% light

There are more factors, but this is the basic concept.

LED Lighting Compendium
Originally Posted by Ludwig van Beethoven
Don't only practice your art, but force your way into it's secrets, for it and knowledge can raise men to the divine.
samamorgan is offline  
For the best viewing experience please update your browser to Google Chrome