Ruler Prescription Glasses | Organic Progressive Lenses

Organic Progressive Lenses FRAME - Nylon frame: lightweight material with high impact resistance - Temples with metal core: allows easy adjustment of the temples, without the need for tools - Large REMOVABLE side shields - 2 sizes, 3 colors LENSES - In the prescription version, they are available in a wide range of materials: polycarbonate, organic (MR7 and CR39), and mineral. - CERTIFIED anti-scratch treatment according to standard EN166 for workplace safety: more resistant and durable lenses (K Marking). - FILTER THAT PROTECTS EYES FROM HARMFUL BLUE LIGHT: Tested in compliance with standard EN ISO 18526, regarding blue light transmittance emitted by screens, mobile phones, and other devices. In the short term, these glasses help prevent blurred vision and headaches; in the long term, they help prevent eye aging. - ULTRAVIOLET PROTECTION: Certified in accordance with standard EN 170 (Grade 2C-1.2) for UV transmittance at 313 nm and 365 nm. Prevents lens permeability to UV radiation, which protects ocular structures against cumulative damage resulting from screen use. (In prescription glasses, depending on the material.) - ANTI-FOG TREATMENT according to safety standards (EN166): Ensures superior performance and excellent efficiency when combining masks and glasses, and in environments with sudden temperature changes. How does the MEDOP lens prescription process work? 1 - Choose your frame, size*, and lens option 2 - Complete the purchase of your option on the JCR website 3 - You will be contacted by the JCR team to schedule a free visit to an optician in our network to measure your prescription 4 - Receive your prescription glasses at the delivery address specified at checkout *only some models have a size choice option