Hydrofit Design

A high quality, high performance contact lens for daily wear.


This lathe cut lens is designed to last up to 12 months. Its spherical blended bi-curve front and back surfaces ensure maximum comfort for patients requiring a flexible wearing schedule.

Whether the patient requires a tint to enhance their eye colour, assist with handling or change their iris colour, our wide range of reactive dye tints are available on our Hydrofit designs in selected materials.

Please refer to our Pastel Tints sheets for available options.


  • Spherical blended bi-curve front surface
  • Spherical blended bi-curve back surface
  • Lathe cut
  • Visibility tints available
  • Available in a range of pastel tints
  • Opaque tints available only in 67% material


  • Large parameter range
  • Ideal for aphakic / myopic patients
  • Allows flexible wearing schedule
  • Minimum thickness profile to ensure maximum oxygen delivery
  • Added benefits in minus powers
Recommended care systems in Quattro multipurpose solution by Abatron.  hydrogen peroxide or other multipurpose solutions can be used on these lenses.  Please refer to our Pastel Tints sheet for recommendations for tinted lenses.
Material contamac_400 Based on Rx
Water Content Based on Rx
Permeability (Dk) Based on Rx
Diameter (mm) Base Curve (mm)
7.50, 7.80, 8.10
8.10, 8.40, 8.70
8.50, 8.80, 9.10

Power Range -30.00 to +30.00 (0.25D steps)
Higher powers may be available 
Centre Thickness Based on Rx
Available to order as: Hydrofit 38
Hydrofit GMA
Hydrofit 60
Hydrofit 67

  • Full refraction and eye examination
  • Keratometry
  • Select diameter required 2-3mm larger than HVID
  • Select Base Curve according to corneal curvature, but with a flattening differential relative to the diameter of the lens shown below:
Lens Diameter Order Base Curve Flatter Than Flattest K By:
13.00mm 0.40mm - 0.60mm
13.75mm 0.80mm - 1.00mm
14.50mm 1.00mm - 1.20mm

Good Fit

  • Comfortable
  • Good centration with full coverage of limbus, even in upward gaze
  • Adequate smooth movement in all directions of gaze
  • Good recovery on push-up test
  • Carry out over-refraction and order exchange lens if required

Flat Fit

  • May give poor centration
  • May give unstable vision
  • Can cause discomfort
  • Try steeper base curve (If available)
  • Over-refraction

Steep Fit

  • Displays inadequate or no movement
  • Resists push up test with lower lid
  • Can cause blanching
  • Try flatter base curve (If available)
  • Over-refraction

There are no fitting sets for the Hydrofit range of lenses

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.