I have a 55 gallon 48" panted tank.
I'm looking to upgrade my lighting to 48" Coralife Aqualight HO T-5 Dual Lamp Aquarium Light Fixture.
This comes with two bulbs: 10,000°K and Actinic Blue Light. Found here under the T-5 tab. I think that these bulbs are for a saltwater set-up...