Posted: Sat Aug 02, 2014 12:54 pm Re: New cfl
Correct, it looks like the bulb needs to be very close for high UVB readings.
I will say that spectrum chart, though shows a much wider UVB area than the spikiness of an MVB, so a direct UVB measurement comparison may not make sense between the two.
Tobi a RES born in 2012
1 dog, 1 teenager, 3 aquariums filled with fish, snails, shrimp and a bit of algae