Ray Ban Sunglasses. Series number: RB4283CH. Color code: 601/A1. Size: 64. Shape: Rectangular. Lens Width: 64 mm. Lens Bridge: 18 mm. Arm Length: 125 mm. 100% UV protection. Polarized. Frame Material: Plastic. Frame Color: Black. Lenses Type: Blue Mirror Chromance. UPC/EAN code: 8053672726633. RayBan RB4283 Chromance Blue Mirror Sunglasses RB4283CH 601/A1 64.