**Product Specifications:**
**Brand:** Boshide
**Product Name:** Progressive Multifocal Blue Light Blocking Glasses
**Lens Type:** Progressive Multifocal Lens
**Lens Material:** Titanium
**Lens Function:** Blue Light Blocking, Progressive Multifocal
**Color:** Silver
**Gender:** Unisex
**Frame Details:** Ergonomic design, one-piece hinge for flexibility, silicone nose pads for comfort
**Dimensions (hand-measured, slight errors within 1-3mm):**
- Total Width: 140mm
- Lens Width: 51mm
- Lens Height: 40mm
- Bridge Width: 20mm
- Temple Length: 132mm
**Features:**
- Gradual transition between distant and near vision areas
- High-definition, scratch-resistant lenses
- Accurate prescription strength
- Convenient to carry
**Blue Light Protection:** Meets new national standards for blue light protection, filtering harmful blue light and UV rays
**Usage Scenarios:**
1. Ideal for smartphone and computer use to reduce eye strain
2. Enhances reading experience with high light transmission and reduced eye fatigue
3. Provides comfortable and clear vision for leisure activities
**Comparison with Traditional Reading Glasses:**
- Progressive Multifocal Lens vs. Single Vision Reading Glasses
- Blue Light Blocking vs. Non-Blue Light Blocking
- All-in-one solution for both near and distant vision
**PK Comparison:**
- Progressive Multifocal Lens vs. Traditional Single Vision Reading Glasses
- Clear visibility for distant, intermediate, and near vision
**Certifications:** National Quality Inspection Certification
**Compatibility:** Suitable for various activities and devices emitting blue light such as computers, tablets, and smartphones
(Note: The text has been summarized and organized into product specifications format.)
