Lighting Help!

Discussion in 'Reef Lighting' started by macabe, Sep 1, 2009.

to remove this notice and enjoy 3reef content with less ads. 3reef membership is free.

  1. macabe

    macabe Purple Spiny Lobster

    Joined:
    Jan 27, 2009
    Messages:
    480
    Location:
    redding,california
    so if i get a actinic :) i need to have a high output one that has 400-700nm ? and if i miss under stood you can u tell me what the light bulb needs to have to let my corals sense its there?