Comfortable
Adaptation
Siren utilizes dynamic technologies Aberration Free i-Tech and Face Fit to create a unique, personalized visual experience that is consistent across the lens.
CustomFORM's intrinsically natural design enhances Siren's excellent patient comfort, making it an ideal choice for emerging presbyopes choosing their first progressive lenses.
First-Time Friendly
Designed specifically for emerging presbyopes
Low Astigmatism
Comfortable and easy adaptation process
Comfortable Performance
Siren has low overall astigmatism making it a great option for emerging presbyopes choosing their first progressive lenses.
Aberration Free i-Tech
Ophthalmic lenses have power errors when viewing away from the optical centre. Aberration Free i-Tech technology uses specially developed software to modify the entire lens and correct these power errors.
Each lens is customized to the prescription, providing more consistent optical performance and clearer image quality throughout the entire lens surface.
Consistent Performance
More consistent optical performance across the lens
Clearer Image Quality
Enhanced visual clarity and sharpness
Face Fit Technology
Face Fit extends Aberration Free i-Tech principles with comprehensive raytracing analysis that considers patient parameters and frame choice.
Ideal for sports and fashion wrap frames
Sharper and higher resolution vision
Wide Range Available
Choose from our extensive range of corridor lengths with automatic corridor selection for optimal comfort and vision.
Ideal For
Emerging presbyopes choosing their first progressive lenses
Patients seeking comfortable adaptation
Low astigmatism tolerance requirements