bulb color comparison

Ok so it's time to change out my MH bulbs and i want to try and get the closest to 20k Radiums that I can. I have a 125 long with 3 175's. i currently have 14k Ushio's and have really never liked the color. Any Ideas? <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office"...

hi all i am having trouble deciding on a bulb. ,i have a standard m58 magnetic ballast with capacitor and need a good kinda white blue single ended bulb for it. it is for a 75 gallon 3 foot wide tank. and i will not have actinics. so i need a all in one color bulb.--- thx

i think some of you might find it interesting... i've been trying various bulbs trying to find the perfect one... still looking :) all bulbs are 150W DE, installed in a Current sunpod. all pictures were taken withthe sunpod sitting on the tank, except for the radium bulb, that one is raised an...