**Product Specifications:**
**Brand:** Bertha
**Model:** XS0103
**Frame Type:** Full frame
**Frame Material:** TR
**Temple Material:** TR
**Lens Material:** Resin
**Weight:** Approximately 7.7g
**Dimensions:**
- Lens Width: 50mm
- Lens Height: 35mm
- Bridge Width: 18mm
- Frame Width: 143mm
- Temple Length: 120mm
- Frame Height: 136mm
**Features:**
- High-definition anti-blue light lenses
- Scratch-resistant and anti-reflective
- Ultra-light TR presbyopic glasses
- Suitable for various occasions
- Seven-layer anti-blue light coating
- Blocks harmful blue light up to 98% (385-415nm)
- Allows beneficial blue light transmission up to 97% (445-475nm)
- Screwless design for durability and safety
- High elasticity and toughness materials
- Fade-resistant and high-temperature resistant
- Comfortable and non-deforming nose pads
- Variety of colors available: Retro Red, Elegant Purple, Classic Black
**Certifications:**
- National SCM Certification
- MA, CNAS, ligh, TESTING Certification
- Anti-harmful blue light rate: 98%
- STC Certification
- Report Date: December 25, 2033
**Additional Information:**
- Colors may vary slightly due to different batches and lighting conditions
- Actual colors may differ from electronic displays
- Please refer to the product options for available colors
*Note: All measurements are manually taken and may have slight errors within the normal range. Please refer to the actual product for precise details.*
