Why I Recommend Trivex Lenses (As a Doctor and a Dad)

If you’re a busy parent shopping online for your child’s glasses, I know exactly what you’re thinking: 

• Will these hold up on the playground or sports? 
• Are they going to be heavy and uncomfortable? 
• Is my child actually going to wear them? 
• Am I choosing the safest option? 

I’ve had these same conversations in my exam room for years — and I’ve had them at my own kitchen table as a dad. 

When it comes to lens material for children, there’s one option I consistently recommend: 

Trivex. 

Here’s why. 

1. Kids Are Hard on Glasses

Children don’t just wear glasses—they test them. Backpacks become battlegrounds, playgrounds turn into obstacle courses, and sports fields demand performance. I’ve seen frames bent, lenses scratched, and glasses that barely survived a single school week.

This is where Trivex truly shines. Originally developed for military applications, Trivex lens material offers exceptional impact resistance that stands up to the reality of childhood. These lenses can handle drops, bumps, and the occasional collision far better than standard plastic options.

As a doctor, I prioritize safety above all else. As a dad, I’m tired of emergency repairs and replacement orders.

Trivex delivers peace of mind on both fronts, making it an ideal choice for kids glasses that need to withstand daily adventures

2. Lightweight = More Likely to Be Worn 

If glasses are heavy, they slide down the nose. 

If they slide, kids push them up constantly. 

If they’re uncomfortable, they come off. 

And once glasses come off, vision correction stops. 

Trivex lenses are incredibly lightweight. For small faces, that matters more than most parents realize. 

Lighter lenses mean: 

• Less pressure on the nose and ears 
• Better frame stability 
• Fewer complaints 
• Better compliance 

When kids forget they’re wearing their glasses, that’s a win. 

3. Clear Vision Without Subtle Distortion 

This is the part most online product descriptions won’t explain clearly. 

Not all impact-resistant lenses provide the same optical clarity. Trivex vs polycarbonate comparisons reveal an important distinction: optical quality.

Trivex has a higher Abbe value than polycarbonate lenses. In plain English, that means: 

• Sharper, crisper vision 
• Less color distortion around edges 
• Better peripheral clarity 

Children’s visual systems are still developing as they learn to read, shift focus between whiteboards and notebooks, and navigate screens throughout their day. These subtle differences in optical clarity can influence visual comfort and reduce eye fatigue during critical learning years.

When I recommend Trivex lenses, I’m choosing optical quality that supports rather than compromises a child’s visual development. The lens material provides exceptional optical clarity that rivals traditional plastic whilst maintaining the durability active children require.

4. Built-In UV Protection 

Kids spend more time outdoors than most adults — and their eyes allow more ultraviolet light to reach internal structures. 

Trivex naturally blocks 100% of both UVA and UVB rays—no additional coatings or upgrades required. This built-in protection means one less thing to remember when ordering glasses for kids online, and one more layer of defence for long-term eye health. 

5. It Balances Safety and Performance 

There are three common lens materials parents encounter: 

• Standard plastic (CR-39) 
• Polycarbonate 
• Trivex 

Standard CR-39 plastic offers good optical clarity but lacks the impact resistance active children need. Polycarbonate provides excellent durability and is thinner than Trivex, but its lower Abbe value introduces more optical distortion that can affect visual comfort.

Trivex strikes the ideal balance: it delivers the durability children require alongside the optical clarity their developing visual systems deserve. This combination is precisely why I recommend it consistently for kids glasses.

Shopping Online? Here’s What to Look For 

If you’re ordering glasses for kids online, keep these priorities in mind:

• Choose impact-resistant lens materials—Trivex or polycarbonate should be your primary options
• Verify UV protection is included—Trivex provides this naturally
• Consider lightweight materials—comfort directly impacts whether children will actually wear their glasses
• Don’t overlook optical quality—sharper vision reduces eye strain during school and screen time

The lens material deserves just as much attention as frame style.

My Bottom Line As Both Doctor and Dad

As a doctor, my responsibility is clear vision and long-term eye health. 

As a dad, my priority is safety, comfort, and durability. 

Trivex lenses check every box. 

If your child needs glasses for school, sports, or full-time wear, and you want something that holds up to real life while providing crisp, comfortable vision — Trivex is an excellent choice. 

And that’s a recommendation I stand behind in both my clinic and my home. 

— 

Dr. Mark Sevigny 

Doctor of Optometry