RB6513 OPTICS Eyeglasses with Black On Gold Frame - RB6513 。Ray-Ban Square Liteforce Eyeglasses Black Gold Frame Clear Demo Lens RB6513 2890. Comes with everything shown in images above including eyeglasses. Lens are demo lens and must be changed by the buyer into their perscription these are just the frames. black metal frame gold metal accents liteforce matte black temples, clear demo lenses. Product details: Model number: RB6513 Color code: 2890 SIZES: Lens: 53mm Bridge length: 20mm Temple length: 145mm New with case and cloth