I don't understand why you need it in 'panel' form? There's a heap of daylight and sunlight spectrum reproducing bulbs of varying qualities and price points on

I don't understand why you need it in 'panel' form? There's a heap of daylight and sunlight spectrum reproducing bulbs of varying qualities and price points on amazon and that are easily googlable, produced by everyone by big lighting companies (like GE) down to specialists like www.ottlite.com or sunlight2.com.