uvb meter

Today I took Lenny outside for some sun. I brought my meter with just to see what kind of UVB she would be getting. After a few minutes I noticed the sun coming in and out from behind clouds. It occurred to me this would be a good way to demonstrate how cloud cover affects the UVB our animals...

These readings are from some lamps Zoo Med sent me. They are not the market product, just demo lamps. The lamps tested here are F38. Meaning they are 38Watt lamps. Most fixtures you'll find in the US are F32... meaning 32Watt. I have tested the lamps in an F32 fixture for the demonstration...

Today I took some readings on a 18" linear tube fixture. I wanted to give people an idea of what to expect with some real world application. The two lamps I tested have about 1.5-2 months of use on the clock (UVB output drops as the lamp ages). The reflector aluminum foil from the kitchen. You...