High Resolution Orthokeratology
Alexa® AR
Alexa® AR features a 4-curve design for compensation up to -5.00D and a 5-curve design for compensation from -5.00 to -10.00D, in both cases with reverse band. The differential aspect of Alexa® AR is in the alignment zone that maximises horizontal force.
As a result, Alexa® AR offers exceptional centering and stabilisation, faster emmetropization speed, and a wider compensation range, up to -10.00D.
Material: Paragon HDS 100
(FDA approved for overnight/extended wear)
Diameter of Alexa® AR (all): 9.80 to 12.40mm
Power Range: Alexa AR: up to -10.00D in 0.25D steps
Alexa AR Toric: Cyl up to -3.50D in 0.25D steps
Advantages of Alexa® AR
Highest myopia compensation capability, up to -10.00 D
Reduced emmetropisation times
Optomised memory capacity
Easy empirical fitting
Alexa® AR Fitting Process
One of the key aspects that contributes to success using Alexa® AR lenses is the Optimised Fitting Process:
- Alexa® AR is a parametrised contact lens
- Changes are easy to understand and perform when necessary
- The result is very consistent for all compensations
- Excellent management of astigmatism, enabling up to -2.00D with spherical lenses
- Excellent treatment memory management at the end of the day
Want to find out more?
Learn more about this revolutionary ortho-k lens by watching our introductory webinar. If you have any questions or would like to book a 1-1 training session you can contact our Professional Services team.
Our Downloads
Alexa Night Lenses for Myopia Management
PDF, 330KB
Interested in fitting Alexa® AR in your practice?
Contact us to find out more about Alexa® AR and get fitting in practice.
Read the news on our
contact lenses range
Positive Impact, in partnership with Visioneering Technologies, Inc. (VTI), has won The Contact Lens Award at the prestigious Optician Awards 2024 for its NaturalVue® Enhanced Multifocal 1 Day contact lens.
Positive Impact (PI) has launched two new contact lenses in the UK, Alexa high resolution AR, offering a…
VTI Announces Positive Interim 1-Year Data from the PROTECT Clinical Trial for Myopia Progression Control at the American Academy of Optometry Annual Meeting