Originally Posted by
planters
I have one and it should be pretty easy to interrupt the beam before the dye and measure the diameter and divergence. It is high, but it really is 40W and that would take 32, 1W diodes. Considering the cost (include drivers, optics,mounts etc) and the labor even if the beam is close, I wouldn't go there. If you can tolerate the 10kHz of the rep rate of the LS, then add a dye like I did and the 20W has the same specs as a single DI diode.
It is my understanding that the PV and the HPS have even worse beam characteristics than the 800 series, but lots more power.