The Mac Tech HPL 12 uses The HPL bulbs made famous by ETC with their Source 4 leko and par 56 units 375, 575, or 750 watt and a high output parabolic reflector, then any one of five par 64 interchangeable lens. No more boxes full of old and expensive style par 64 bulbs. Now you are truly free to move about the country and shoot. The output with the 575 watt HPL bulb is better than a 1000 watt par 64, you also use 45 % less power, less heat and more output, that's a no brainer. The parabolic reflector creates a much smoother field of light with any lens even the narrow. Directors of photography are raving about the quality of light the Mac Tech HPL lights produce. Once again Mac Tech HPL by B & M lighting are fully licensed by ETC all rights are reserved. Lens sets are available in hard or soft cases by request.