X-Ray Protective Glasses Preppie Glasses (80 grams) Anti Reflective LG-500D: Preppie Glasses with anti-reflective lens (80 grams) Lead Equivalence: 0.75mm 0.25mm lead side shields, and a demi-amber frame weighing 80 grams $1.00 Request a Quote Preppie Designer Glasses Lenses: 0.75mm or 0.5mm lead equivalent RayShield® NewMillenia™ lightweight composite lenses. Frame: Attractive demi-amber designer frame. Side Shields: 0.25mm solid lead sideshields. Model: LG-500D Preppie Glasses with anti-reflective lens Weight: 80 grams Lead Equivalence: 0.75mm