Yes i readed about the microscope thc color inspection and i got the radioshack 60x-100x with light.
Ive clipped few testers to look at but i did not get conclusive result from what i viewed .

Also the grow room i have is a small and tight 3ftx1ftx3ft wlh. with 4 x 21w CLF and 2 x 18 FLtubes all 2700k