Innovative Prism Design: Experience comfortable lie-down reading and TV watching with 90 rotated vision technology. These horizontal viewing glasses use reflective prisms to maintain natural neck posture without image distortion. Ergonomic Construction: Lightweight metal frame with mirror-finish TR polymer lenses available in S/M/L sizes. Features adjustable nose pads (2.1cm-1.5cm bridge width) and compact leg lengths (13cm-14.7cm) for personalized fit. Multi-Scenario Application: Suitable for bed reading, plane travel, medical waiting rooms, and post-surgery recovery. Non-magnifying optical system preserves original text/image size while redirecting visual field horizontally. Portable Design: Weighing 45g with foldable temples, includes protective pouch for carrying in bags. Dual-function frame allows eye visibility for social interaction during use. Technical Specifications: Lens height ranges 1.7cm-4cm across sizes, crafted with scratch-resistant coating. Meets EN ISO 12312-1 eyewear safety standards for indirect vision devices. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store