Shimano Technium Spare Lens Description: The Shimano Technium Spare Lens is designed for road cycling under sunny, clear skies. The RIDESCAPE RD lens enhances certain colors and mutes others to highlight changes in road conditions and deliver crisp visibility.. Features: Replacement Lens for Shimano Technium full frame sunglasses RIDESCAPE RD lens is for all-around road riding in sunny and clear conditions, boosting asphalt contrast and road surface details 21% VLT Specifications: Model: Technium Color: Red