High-Index
Thin1.61 High-Index
Balanced optics, thinner and light.
🦊 Lens materials, made simple
The lens is the part
most brands hope you skip
Cute frames get the spotlight. The right lens material decides clarity, comfort, thickness, and how well glasses survive real kid life.
Find your lens ->Three material families.
One clear system.
EyeBuddy matches each prescription to High-Index, Polycarbonate, or Trivex. Thinner is useful for stronger Rx, but clarity, impact resistance, and weight matter too.
High-Index: thinner and light
Polycarbonate: impact resistant
Trivex: crisp optics
SPH and CYL checked
Find your fit
Match SPH and CYL to the right lens
Use the sliders as a quick guide. The prescription flow checks the full Rx before checkout.
Prescription strength
SPH 0.00 / CYL 0.00
SPH0.00
-15.00-8.000+6.00+10.00
CYL0.00
02.004.006.00
Polycarbonate
ToughPolycarbonate Standard
Impact-resistant 1.59 lens for lighter prescriptions.
Trivex
ClearStandard Trivex
Light 1.53 lens with crisp optics.
High-Index
Polycarbonate
Trivex
Lens tiers
The full lens system
These are the same material ranges used in the prescription flow.
1.61 High-Index
Balanced optics, thinner and light.
SPH -6.00 to +6.00
CYL -2.00 to +2.00
Abbe ~41CYL -2.00 to +2.00
1.67 High-Index
Slimmer high-index lens for stronger Rx.
SPH -10.00 to +8.00
CYL -4.00 to +4.00
Abbe ~32CYL -4.00 to +4.00
1.74 High-Index
Thinnest high-index lens for very strong Rx.
SPH -15.00 to +10.00
CYL -6.00 to +6.00
Abbe ~31CYL -6.00 to +6.00
Polycarbonate Standard
Impact-resistant 1.59 lens for lighter Rx.
SPH -2.00 to +2.00
CYL -1.00 to +1.00
Abbe ~30CYL -1.00 to +1.00
Polycarbonate High Astigmatism
Impact-resistant 1.59 lens for higher CYL.
SPH -6.00 to +6.00
CYL -2.00 to +2.00
Abbe ~30CYL -2.00 to +2.00
Polycarbonate Ultra High Astigmatism
Impact-resistant 1.59 lens for high astigmatism.
SPH -8.00 to +8.00
CYL -4.00 to +4.00
Abbe ~30CYL -4.00 to +4.00
Standard Trivex
Light 1.53 lens with crisp optics.
SPH -4.00 to +4.00
CYL -2.00 to +2.00
Abbe ~43-45CYL -2.00 to +2.00
Advanced Trivex
Light 1.53 Trivex for stronger Rx.
SPH -6.00 to +6.00
CYL -2.00 to +2.00
Abbe ~43-45CYL -2.00 to +2.00
Material basics
What each material does best
Different prescriptions need different tradeoffs: clarity, impact resistance, weight, and thinness.
HI
High-Index
Balanced optics with thinner, lighter lenses for stronger prescriptions.
PC
Polycarbonate
Impact-resistant 1.59 lenses for active kids and higher CYL options.
TV
Trivex
Light 1.53 lenses with high Abbe value and crisp optics.
SUN
Sun and photo options
Tint, polarized, mirrored, and gray photochromic choices are available when compatible.
PD
Measured for fit
The flow requires PD where needed so the lens sits correctly in the frame.
Rx
Range checked
The system checks SPH, CYL, plus-cylinder conversion, and material limits before review.
The one number that matters
Why Abbe value still matters
A higher index can make lenses thinner, but Abbe value affects color fringing and edge clarity. That is why thinner is not always better.
~43-45
Trivex clarity
Trivex has the highest Abbe range in this system, with crisp optics and a lighter feel.
See Happy
~30-32
Thinner or tougher lenses
Polycarbonate and higher-index lenses trade some Abbe value for impact resistance or a thinner profile.
See Blurry
Here is the honest part: Thinner isn't always better. 1.61 is the sweet spot of clarity, toughness, and value.
Parent questions
The stuff you actually want to know
Which lens should I pick? +
Use both SPH and CYL. Light prescriptions may fit Polycarbonate Standard or Standard Trivex. Stronger Rx can move to 1.61, 1.67, 1.74, or the higher astigmatism tiers depending on range.
Do I need the blue-light option? +
Choose it if your child spends a lot of time on tablets, phones, or computers. It is an add-on option in the prescription flow when compatible.
Are these lenses actually safe for active kids? +
Yes. Polycarbonate and Trivex are known for impact resistance, and High-Index helps stronger prescriptions stay thinner and lighter. The best choice depends on the Rx.
What do the material names mean? +
Trivex is light with crisp optics. Polycarbonate is impact-resistant. High-Index lenses are thinner and lighter for stronger prescriptions.
Why is my kid's lens thicker than another brand's? +
Thickness depends on SPH, CYL, frame size, and material. A higher index can be thinner, but very thin materials may have lower Abbe values, so we balance thinness with clarity.
🦊 Buddy's got your back
Great frames deserve the right lens
Pick the frame you love. The prescription flow will guide you through lens type, material, color, PD, and upload details so the order matches the Rx.
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