X-Ray Protective Glasses Wraparound Glasses LG-2000 0.50mm lead equivalent (54 grams), LG-2000Wraparound Glasses: Durable nylon frames with RayShield® NewMillenia™ lenses. $1.00 Request a Quote Wraparound Glasses Frames: High durability nylon, designed to fit the contour of your face for better protection. Lenses: RayShield® Exclusive NewMillenia™ composite lenses with 0.5mm or 0.75mm lead equivalent. Sideshields: 0.25mm solid lead for additional protection. Weight: The lightest full Wraparound Lead Protective Eyeglasses available. Model: LG-2000, 0.50mm lead equivalent (54 grams).