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Refractive Surgery

Nidek Clarifies Position in Anti-competitive Environment

EC-5000 Clinical Update

Excimer Express Latest Issue

Excimer Express Back Numbers

Conversion Table for Representation of Visual Acuity


Also check out:

*EC-5000 Product Info

*Event: EC-5000 Excimer Laser Training and Certification Course

*News Release: Nidek Responds to Patent infringement Allegations by VISX

*News Release: Nidek wins another round in excimer laser patent litigation

*News Release: Nidek defends itself against VISX

*News Release: Nidek Excimer Laser Receives FDA Approval

 

CONVERSION TABLE FOR REPRESENTATION OF VISUAL AQUITY


Visual Acuity values are represented in decimal, fraction in feet and fraction in meter. Use this table for conversion between them.

DecimalFraction(feet)Fraction(meter)
0.0520 / 4006 / 120
0.120 / 2006 / 60
0.125 6 / 48
0.1520 / 150 
0.16 6 / 38
0.220 / 1006 / 30
0.2520 / 806 / 24
 20 / 70 
0.3 6 / 20
0.3220 / 60 
0.420 / 506 / 15
0.520 / 406 / 12
0.6 6 / 10
0.6320 / 30 
0.7  
0.820 / 256 / 7.5
0.9  
1.020 / 206 / 6
1.2 6 / 5
1.25  
 20 / 15 
1.5 6 / 4
1.6  
2.020 / 106 / 3


 


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