Rifa 66 is the second largest of the Lowel Rifa family. Its diffusion screen measures 25" square, making its output very soft. Use it with its maximum 750w lamp for highest output, or switch to a 500w lamp for decreased output with the same level of softness.The Rifa-lite creates a beautiful soft key or fill light and is compact, lightweight and self-contained. It uses an umbrella design to make setup and take down quick and easy.Note: Using a lower wattage lamp with this model may allow you to move the light in closer to the subject, thus increasing the relative softness even further. Permanently mounted tungsten halogen lamp fixture, centered in collapsible silver aluminized high temperature Nomex housing. State of the art woven glass fabric front diffuser offers exceptional heat resistance. Front diffuser must always be used.Easy access to pockets on fabric shell allow clip-on gel attachment for correcting to daylight.Umbrella-like design for quick 60 second setup & strike.Max. 750w lamp, with 500w option.