Why do some projection lights go on and not immediately?
you have to tip Le Di photoelectric lamp cooling to a certain temperature, let the trigger voltage down to ballastLight the bulb again.
The gas needs tens of thousands of volts voltage to trigger discharge, and we have no ballast starting function this ultra-high pressure,
The metal halide lamp work, if off immediately opened it takes a few minutes to light up, this is normal, because the temperature of the inner liner is light metal halide lamp is very high, this time off to re open it, inside the high pressure
