LPS is a monochromatic lamp and HPS is not.
if you don't know where to buy a lamp you shouldn't really be trying to find one
To diffuse the light otherwise a bright and straight light beam from the bulb will hurt your eyes.
The word "lamp" comes to us through the French language, through Latin, from the Greek word "Lampein", which means "to shine".
a lamp is something to make things more bright! :).Alamp?are you serious?? its an electric lighting device with a bulb inside it often stood on tables in in the corners of rooms (DUH) it can also be...