Perret Opticians
 
We have been opticians for three generations in our family, and our activity is targeted on three areas, optometry, contact lenses and optical instruments.

 French


German


 

 

 

 

 

 

 


 

ASTIGMATISM

 

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ASTIGMATISM RESULTS FROM A DEFORMATION OF THE CORNEA. VERTICAL AND HORIZONTAL FOCUSING OCCURS AT TWO DIFFERENT POINTS. THERE IS EYESTRAIN BECAUSE FOCUSING IS DIFFERENT FOR EACH PART OF THE IMAGE.

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Physical Image Psychological Image

CORRECTION IS MADE BY A LENS WITH TWO FOCUSING POINTS, THUS ENTIRELY COMPENSATING THE EYE DEFECT.

 

 
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