Zone Varifocals
Caledonian Optical's Freeform HD lenses are available in a number of ranges:
The Range
Basic
- Manufactured using basic prescription data
- Similar to existing conventional front-sided progressives
- Designs match wearer’s prescription more accurately
- Multiple corridor length options for improved fit based on frame
- Comprehensive choice of materials
Advanced Range
- Personalised lens power, designed specifically for each patient’s prescription
- Every point on the lens is recalculated, compensating the user’s eye movement
- Choice of designs to correspond to patient’s lifestyle
- Multiple corridor lengths available for improved fit based on frame
- Comprehensive choice of materials
- Choice of designs to correspond to patient’s lifestyle
- Incorporates User Power Optimisation
Ultimate Range
- Greater personalisation through further measurement and adjustment to wearer’s pantoscopic and wrapping angles, vertex distance and viewing angles
- Every point on the lens is recalculated, compensating the user’s eye movement
- Choice of designs to correspond to patient’s lifestyle
- Improved viewable regions of each design
- Lens customisation according to patient’s frame and lifestyle
- Incorporates User Power Optimisation
- Measurements become critical with wrap frames and higher dioptre prescriptions
Learn more about Caledonian Opticals Zone Ranges
Zone:Mobile
The Zone:Mobile has been developed to provide wearers with a high quality lens with a very good near zone.
Zone:Extend
Zone:Extend is the ideal solution for experienced progressive ophthalmic lens wearers who spend a large amount of time outdoors.
ZONE:BASE
Zone:Base represents the flagship of soft progressive designs
Basic Zone
Well balanced and designed for between far and near fields.
