EyeBrid SiH

A 6 monthly RGP lens with a soft skirt for both normal and Keratoconic eyes


A 6-monthly hybrid lens that boasts a high DK central RGP portion, along with a silicone hydrogel skirt, therefore allowing maximum oxygen transmissibility and comfort for both normal and Keratoconic eyes.



  • Unique diameter
  • Choice of standard or Keratoconus designs


  • High Dk RGP cente
  • Mid water content skirt
  • Choice of 3 available skirts
  Recomended care system is Quattro multipurpose solution by Abatron, other multipurpose solutions may cause adverse effects on the lens materials.  RGP solutions MUST NOT be used.
  Material contamac_400 optimum_extra_400Focon III 4
  Permeability (Dk) 100 x 10 -11
  Material (skirt)  definitiveFilconV 3
  Water Content 50%
  Permeability (Dk) 50 x 10 -11
  Base Curve of RGP area (mm) 4.00 to 10.00
(0.05mm steps)
  Diameter of RGP area (mm) 8.50
  Total Diameter of Lens (mm) 14.90
Power Range -25.00 to +25.00D (0.25D steps)

Available Designs
EyeBrid Large optic zone lens for normal corneas
EyeBrid Cone Small optic zone lens for Keratoconuc patients

Available Skirts Regular
  • Full refraction and eye examination
  • Keratometry
  • Select base curve of spherical RGP - (for spherical corneas fit on flattest K to achieve alignment fit)
  • Select power as best vision sphere
  • Order lens with standard skirt
  • Allow lens to settle for at least 30 minutes



Good Fit

  • Good centration
  • Smooth movement with blink (0.5 to 1.5mm)
  • Fluorescein penetrates tear layer between lens and cornea rapidly
  • Fluorescein shows alignment fit under RGP area with band of fluorescein at edge of RGP (1.5mm wide) EyeBrid
  • 3 point alignment with band of fluorescein at edge of RGP (1.5mm wide) EyeBrid Cone
Fluorescein pattern for an optimal fit


EyeBrid Cone

Flat Fit

  • Lens will be excessivley decentrated - Order steeper skirt
  • Excessive movement > .1.5mm - Order steeper skirt
  • Soft skirt flutes - Order steeper skirt
  • Fluorescein pattern may show central touch and/or excessive band of fluorescein at edge of RGP - Order steeper base curve

Steep Fit

  • Good centration
  • Very little movement with blink < 0.5mm - Order flatter skirt
  • Lens sticks to cornea - Order flatter skirt and flatter base curve
  • Central pooling under RGP - Order flatter base curve

Lens Removal

  • Use the upper and lower lids to lift the contact lens edge for removal, DO NOT use the pinch method

An EyeBrid 12 lens set is available* in both EyeBrid and EyeBrid Cone


Material Base Curve Range Diameter Power
RGP Only 6.20, 6.40, 6.60, 6.70, 6.80, 6.90
7.10, 7.20, 7.30, 7.40, 7.60, 7.80 
9.00 -3.00

EyeBrid Cone

Material Base Curve Range Diameter Power
RGP Only 5.50, 5.60, 5.70, 5.80, 5.90, 6.00
6.10, 6.20, 6.30, 6.40, 6.50, 6.60 
9.00 -3.00

* A registered account with Cantor & Nissel is required.

Optician looking to order? Call us on +44 (0)1280 702002

Register with Cantor and Nissel for our online ordering facility and be able to order the following lenses via our website: Cantor Prosthetic, Hydrocyl, Hydrofit, Hydrolens and Nissel Custom Hand Painted. The online forms with their drop down menus allow you to order lenses without the need to refer to any size or colour charts.