1. A welding flash protection apparatus for use with a welding machine and a welding helmet with a photochromatic lens, the apparatus comprising, in combination: a combined microprocessor/transmitter; means for connecting the microprocessor/transmitter to the welding machine; a transmitter antenna in communication with the transmitter; a receiver antenna; means for connecting the receiver antenna to the welding helmet; a signal device, the signal device connected to the welding helmet, the signal device in communication with the receiver antenna and the photochromatic lens.