Interfit SLBR612 Strip Light Softbox 60 x 120cm Description. Interfit Pro Softboxes can be used in a variety of ways producing a much narrower band of light when compared to the Octobox. The Strip is a useful tool for creating side lighting for full length fashion or portraits. Or it can be used on a boom arm for a soft hair light. By removing the internal & external baffles high contrast lighting can be achieved for dramatic images when combined with any other Interfit softboxes. or it can be used as a large reflector creating a special illumination effect. Some Interfit Stellar Halogen Kits feature Strip Boxes. Maximum Light loss 1 stop with both baffles inserted. except SLBR510612 which are 1. 1 stops. A range of fifteen professional quality softboxes manufactured from the very best materials. Theinternal rods are made from strong flexible carbon steel or duralumin with rounded tops for maximum protection the fabrics are made from a specially treated polyester & are heat resistant up to 4000c 7520f. The highly reflective silver base produces an even edge to edge distribution of light. The two layers of high quality diffusion are non fluorescent UV coated preventing them from Yellowing. With both diffusers in place a maximum light loss of only 1. 2 f-stops is achieved. Or you can remove the internal diffuser for additional versatility the light is focused in the center of the box with light dissipated towards the outside edge. The front recessed diffuser can also be removed to increase contrast which also creates a pleasing center weighted effect in portraits. Four shapes of box are available with a range of narrow profiles & sizes for each shape. The Interfit Pro Soft Box range is designed to fit onto the majority of studio flash units & each box requires a Speedring from a choice of thirteen speed rings.