Lightweight Frames | Daily wear, prolonged reading | Industry: 25g (avg) ▲ Base: 20g (lighter by 20%) ▲ Advanced: 18g (lightest in category) | Reduces ear/nose bridge strain; ideal for sensitive users | Base: Thinner frames may reduce durability; Advanced: Premium materials increase cost |
Metal Frame Construction | Professional settings, formal wear | Industry: Alloy (ASTM F899) ▲ Base: Stainless Steel (ASTM F899 compliant) ▲ Advanced: Titanium (ISO 7531 certified) | Durable, hypoallergenic, and corrosion-resistant | Base: Heavier than plastic; Advanced: Higher cost due to premium alloy |
Irregular Frame Design | Modern style, square face shapes | Industry: Traditional round/square (100° field of view) ▲ Base: Pentagonal (120° field of view) ▲ Advanced: Adjustable temples + pentagonal | Unique aesthetic; wider peripheral vision | Base: Limited to one shape; Advanced: Complex design may increase price |
Full-Frame Structure | High prescription, style preference | Industry: Semi-rimless (ISO 8980) ▲ Base: Full-frame (ISO 8980 compliant) ▲ Advanced: Anti-reflective coating + full-frame | Enhanced durability and classic look | Slightly heavier than rimless; Advanced: Additional coating adds cost |
Color Customization | Personal style expression | Industry: 5 colors ▲ Base: 8 colors (incl. yellow) ▲ Advanced: 12 colors + engraving option | Broad palette for self-expression; yellow for vibrant looks | Base: Standard colors only; Advanced: Customization delays delivery by 1-2 days |
Quick Delivery Service | Urgent needs, last-minute orders | Industry: 5-7 days ▲ Base: 3-day delivery ▲ Advanced: Same-day dispatch (select regions) | Reduces wait time; Base: Competitive pricing | Base: Standard shipping fees; Advanced: Limited availability and premium charges |