Paragon CRT®
Change lives overnight with Paragon CRT, the pioneering lens design that helped set the standard for Ortho-K worldwide. Discover why Paragon CRT and Dual Axis® offers today’s eye care professionals the flexibility, customization, and quality to stand out and change lives.
Paragon CRT® are reverse-geometry corneal lenses made of high Dk gas-permeable material, including our own proprietary material, HDS®100. Both the lens designs and the material are FDA-approved for overnight wear.1
Paragon CRT® and Dual Axis® have the highest FDA approval, up to –6.00D sphere with ≤1.75 cyl.1
We Give You The Power to Customize
Paragon CRT® and Paragon CRT Dual Axis® can be customized to meet your needs and the needs of your patients.
5mm OZD Lens Customization
- Decreased Treatment Zone Size | A proven, statistically significant reduction in topographic treatment zone diameter.1
- Rapid Onset | Clinical results show 0.43D more myopia correction at 1-day visit.1
- Enhanced Paracentral Steepening | Experience increased paracentral corneal steepening compared to larger optic zone designs.1
Myopia correction, up to –6.00D sphere and ≤1.75D of astigmatism.1
| Power | Diameter | Base Curve | Optic Zone Diameter | RZD1/RZD2 | LZA1/LZA2 | |
|---|---|---|---|---|---|---|
| PARAMETERS | -2.00D to +2.00D | 9.5 - 12mm | 6.5 - 10.5mm | 5.0mm1 | 6.0mm | 200-800 | 25° to 40° |
| ADJUSTMENTS | 0.25D | 0.5mm | 0.1mm | 1.0mm | 25 | 1° |
Place an order for lenses (eye care professionals only)
Calculator App for Paragon CRT®
Easy and Convenient Fitting!
You can use our desktop online fitting tool available at crtcaculator.com Or download our convenient Paragon CRT Calculator App to your mobil devise, available for both Apple iPhone and Google Android devises.
The Paragon CRT® Calculator App is a multifunctional, mobile app that empowers practitioners and makes fitting CRT easier than ever before!
It is free to download on both the Google Play Store and the Apple App Store, this intuitive app allows you to:
- Easily enter patient parameters
- Get the optimal fit, fast
- Reduce chair time
- Enhance treatment outcomes
- Enhance treatment outcomes
1. FDA Approval Letter. data on file, 2021