**Product Specifications:**
**Brand:**
**National Standard Setter for Presbyopic Glasses**
**Brand Experience:** A leading offline brand in presbyopic glasses, with over 35 million customer experiences and more than 10,000 retail stores nationwide.
**Sales Data:** Based on 20 years of sales data from all retail channels under the brand .
**National Standard:** GBT13511.3-2019 for Presbyopic Glasses - Part 3: Single Vision Presbyopic Lenses.
**Lens Features:** Upgraded high-definition lenses, ultra-thin, durable, lightweight, and scratch-resistant.
**Quality Assurance:** Stringent quality control measures, compliant with national eyewear product quality supervision and testing standards.
**Blue Light Protection:** Enhanced blue light blocking function for clearer vision and protection against harmful blue light from screens and devices.
**Design:** Ergonomically designed for comfort and durability, suitable for various face shapes.
**Material:** High-quality materials with advanced craftsmanship, corrosion-resistant and long-lasting.
**Design Features:** Nose pad with air cushion for comfort, metal and PC mixed material for aesthetic and practical purposes.
**Product Parameters:**
- Frame Size: Universal fit, suitable for most individuals (unit: mm) - 52, 20, 3, 113, 145, 136.
- Model: E9008G
- Lens: PC ultra-thin blue light blocking lens
- Frame Material: Alloy
- Frame Color: Gold
- Target Audience: Men
- Weight: 11g (frame)
**Presbyopic Glasses Age and Prescription Reference Table:**
- Age: 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75+
- Prescription: +100, +150, +200, +250, +300, +350, +400
**Product Display:** Front, 45-degree angle, side view, and packaging display.
(Note: The specifications are based on the provided information.)