Dedo's award winning optical system is used through out the film and television industry it is indispensible and highly versatile and reliable. The fourth generation DLH4 light head is the single, best selling professional, precision light source in the world. This new generation incorporates the award winning Aspherics² lens combination and zoom focus. The many power options and unprecedented range of accessories make it a uniquely versatile instrument. Focus angle: 48° - 4.5° Focus intensity: 1:20 Weight: 558 g (1.2 lb.) Max wattage: 100W (12V),150W (24V) Mounting: To any 16 mm (5/8") stud Operating position: Any • New Dedolight Aspherics² Optics • Drastically improved light output.