Stainless steel. Lamp supplied with blade. Fiberoptic blades are designed to operate on any standard/conventional handle allowing you to take advantage of fiberoptic illumination without the potential confusion from different fitting fiberoptic systems. FOCS laryngoscope blades offer an easy and cost effective alternative to expensive fiberoptic conversions. FOCS blades have a unique and patented design that hermetically encloses the fiberoptic bundle and halogen bulb within the blade.