Lens Materials
High index lenses 1.6, SuperHigh1.67 and UltraHigh1.74 produce the thinnest and lightest plastic lenses on the market today, up to 50% thinner than standard lens materials.
Airwear and Trivex offer ultra-light, nearly indestructable lens options often used in drill-mount and semi-rimless frames.
Listed below are materials types and how they will benefit your wishes for the lightest lenses posssible
| Material | Refractive |
ABBE value |
Specific Gravity |
Benefits |
Transitions |
Crizal |
| Thin&Lite® 1.74 | 1.74 |
33 |
147 |
• Technologically advanced, ultra thin and light weight |
√ |
|
| Thin&Lite 1.67 | 1.67 |
32 |
136 |
• High tensile strength make it great for drill/rimless frames • Great for patients with higher prescriptions • Only 1.67 index available with Varilux designs • 100% UVA and UVB protection |
√ |
√ |
| Thin&Lite 1.60 | 1.60 |
41 |
130 |
• High tensile strength makes it great for drill/rimless frames • Up to 30% thinner and 20% lighter than standard plastic lenses • New and improved material offers all the benefits of high index at an affordable price • 100% UVA and UVB protection |
√ |
√ |
| Airwear® Lenses | 1.59 |
31 |
1.20 |
• 43% lighter and significantly flatter than 1.50 index standard plastic • 10 times more impact resistant than 1.50 index standard plastic • Good choice for sunglass lenses due to its tintability • FDA suggests all children under the age of 16 be prescribed polycarbonate lenses for safety • 100% UVA and UVB protection |
√ |
√ |
| Trivex® Material | 1.53 |
44 |
1.11 |
• High tensile strength makes it great for drill/rimless frames • Low specific gravity, high impact resistance • 100% UVA and UVB protection |
√ |
|
| Plastic | 1.50 |
58 |
1.32 |
• Lightweight compared to glass, works well for low to mid Rx • Good choice for sunglass lenses due to its tintability • Inexpensive material but heavier than others • Less cosmetically appealing |
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