Soft Lenses - BYO Premium and BYO Premium Toric

Silicone Hydrogel Soft Contact Lenses

BYO Premium and BYO Premium Toric are silicone hydrogel soft contact lenses for 3 monthly replacement. The progressive aspherical back surface geometry makes this design unique and guarantees comfort and optimal movement of the
lens. The Premium material (silicone hydrogel) guarantees an excellent DK/t for Daily Wear. This makes the lens especially suitable for high powers.


The unique geometry in combination with the silicone hydrogel material makes the BYO Premium and the BYO Premium Toric suitable for all grades of ametropia. Both products are indicated for daily wear and should ideally be replaced on a 3 month planned basis.


  • High DK/t
  • Stable VA
  • Easy to Fit

Fitting advice

  • BCR = Kmean + 0.80 mm
  • Preferred choice = diameter 14.50*

BYO Premium SiHy Specification & Parameters

Base Curve 8.30mm, 8.60 mm, 8.90 mm or 9.20mm
Diameter 14.50mm (13.50 to 15.00 in 0.5mm steps)
Sphere Power +20.00 to -20.00 (0.25 steps)
Cylinder Power & Axis -0.75 to -6.00
0 to 180 degrees in 5 degree steps
3 markings at 3, 6, and 9 o’clock
Dk/t [-3.00DS] 71
Modulus 0.62MPa
Water Content 48%
Material Ultima silicone hydrogel with UV blocker
Mode 3 monthly replacement daily wear