As ARRI 3 X 650W Fresnel Tungsten Studio Video Spot Light+Air Cushioned Stands These Fresnel series are ideal for use where compact, light weight tungsten Fresnel spotlights are required. it is the perfect solution in small studios where grid height is a problem. The construction of corrosion resistant extruded and die cast aluminium maximises body strength while maintaining the light weight of an ideal location fixture, Despite the small size, short focal length lenses with wider angles give more light output and better light distribution over the full bearn area .