Alpha S45
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Advantages

 

Almost immediate adaptation and visual comfort as no other progressive lens

Apha S45 is a general use progressive design specially created for first time progressive wearers. It has a very smooth transition between distance and near vision that offers to the user the easiest way to find the focus points.

Alpha S45 is a safe belt for first time progressive customer satisfaction due to its high performance and its easy adaptation.

Alpha S45 is the new version of Alpha S40. The increased benefits in the new version include:

  • It has softer transitions between the different visual areas
  • Shorter adaptation period
  • Cleaner and more stables far and near visual fields
  • Less level of unwanted astigmatism
  • Improvement of the general performance

Target & Positioning

  • Ideal for beginners or non-adapted patients
  • First Personalized Progressive Deign with instant adaptation and comfort that reduces the risk of non-adapts.
       
Performance at each distance
Far
Intermediate
Near
Minimum Fitting Height MFH
16 mm
17 mm
18 mm
19 mm
20 mm


Cylinder Map MFH = 18 mm   Power Map MFH =18mm
  Very wide near field mixed with an also wide far vision zone  
  Great comfort, adaptation is easy and fast  
  Available in five progression lengths  
  High precision and high personalization due to Digital Ray-Path technology  
  Clear vision in every gaze direction  
  Oblique astigmatism minimized  
  Variable Inset: Automatic and manual  
  Frame shape optimization available  


Vertex distance  
Near working distance  
Pantoscopic angle  
Wrapping angle  
IPD  
SEGHT  
HBOX  
VBOX  

Design Performance


 

 

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