Advanced Trivex & Tribrid Lenses
TOG has developed unique capabilities of casting both 1.53 Trivex and 1.60 Tribrid blanks at our Thailand facility.


Using monomers supplied by PPG industries we open up some attractive solutions for you to grow your business using this remarkably strong, lightweight and optical sound material either as a 1.53 index or as 1.60. By far one of the safest and optically sound solutions for your customers. Tribrid is unique to TOG and wins the race against MR8 in its ability to deliver an all round product that’s safe, light and strong

Suitable For
- Active children (lightweight / impact resistance)
- Workers (impact and chemical resistance)
- Rimless lens lovers (tensile strength)
- Elderly (lightweight)
- High power prescriptions (thin lenses)
Ultra-Clear
Sharp visual acuity
30% clearer vision than polycarbonate (Abbe Value 43 vs 30)
Ultra-Light
Incredible wearer comfort
Up to 19% lighter than other lenses
Ultra-Strong
6x more durable than conventional 1.50 ADC lenses
Excellent chemical resistance
Surpasses international standards
Perfect for drilling rimless frames
Physical Properties
Refractive Index: 1.53
Abbe Value: 43
Density: 1.11 g/cm3
UVA & UVB protection: 100%
Available Products
Semi-finished Lens:
- Single Vision Lens (Uncoated / Hardcoated)
- Aspheric Single Vision Lens (Uncoated / Hardcoated)
- Bifocal Flattop Lens (Uncoated / Hardcoated)
Finished Lens:
- Single Vision Lens (Hardcoated / Hard Multi-coated)
- Aspheric Single Vision Lens (Zaphire-Sx®)

Strong
10x more durability than 1.50 ADC lenses
6x more durability than conventional 1.60/1.67 lenses
Excellent chemical resistance
Perfect for drilling rimless frame holes
Light
Incredibly light and comfortable to wear
Up to 10% lighter than other conventional high-index lenses of the same prescription
Especially ideal for children and active adults
Clear & Thin
As sharp as conventional 1.60 lenses
25% sharper than conventional 1.67 lenses
Added comfort and satisfaction for high prescription power wearers with reduced lens thickness
Physical Properties
Refractive Index: 1.6
Abbe Value: 41
Density: 1.23 g/cm3
UVA & UVB protection: 100%
Available Products
Semi-finished Lens:
- Single Vision Lens (Uncoated / Hardcoated)
Finished Lens:
- Single Vision Lens (Zaphire-Sx®)