**Product Specifications**
**Brand:**
**Market:** Highly favored by Chinese users, with over 45 million users' choice.
**Sales Data:** Over 20 years of retail sales data, brand established for 25 years, all products pass national quality inspections, certified by national patent authority, ISO quality management system certified.
**Features:** Fashionable ultra-light unisex design, selected fashionable anti-blue light high-definition reading glasses. Comes with both new and old foot covers.
**Lens:** High definition resin lenses, ultra-thin series.
**Frame Material:** Alloy
**Frame Color:** Silver/Purple
**Weight:** 18g (100 degrees)
**Suitable for:** Men/Women
**Age and Prescription Reference Table:** Age 45-49: +100 degrees, Age 50-54: +150 degrees, Age 55-59: +200 degrees, Age 60-64: +250 degrees, Age 65-69: +300 degrees, Age 70-74: +350 degrees, Age 75 and above: +400 degrees.
**Dimensions:** 135mm (total width), 9mm (lens height), 17mm (bridge width), 53mm (lens width), 148mm (temple length).
**Details:** Flexible and sturdy hinge design, reinforced hinge to prevent slipping for both large and small faces, nose pads automatically adjust to face shape for comfortable wear.
**Additional Features:** No nose pressure, skin-friendly and long-lasting, non-fading, non-oxidizing, corrosion-resistant.
*Note: The above parameters are subject to manual measurement errors of 1-3mm.*
**Blue Light Blocking Rate:**
- 385mm < λ ≤ 415mm: <75%
- 415mm < λ ≤ 445mm: ≤80%
- 445mm < λ ≤ 475mm: >80%
- 475mm < λ ≤ 505mm: >80%
**Certifications:** New national standard for four-stage blue light wavelength, spectrum range, and standard requirements.
**Product Details:** Smooth and durable opening and closing, reinforced hinge design, non-slip temple tips, automatic adjustment nose pads, pressure-free wear.
