Melles Griot manufactures a wide variety of yellow cylindrical HeNe linearly polarized laser systems. All laser heads are mounted in rugged aluminum housings and come with a matched power supply.  All systems meet CDRH and IEC requirements for laser equipment safety, and are CE compliant. Systems are convection cooled and operate from standard 115 VAC (NEMA 5-15) or 230 VAC (Schuko) outlets (included AC cord will be configured based on the specified input line voltage at the time of order).