RGP lenses

Nissel Keratoconus II

NKII RGP contact lenses

RGP lens for successful management of Keratoconus

A highly successful aberration controlled RGP lens for the management of Keratoconus.  The availability of a single use trial set helps to reduce chair time.

Nissel Keratoconus II

Product information

Material:   (Optimum Comfort) Focon III 3. Standard material is optimum comfort, but others can be chosen.

Permeability (Dk):   65 x 10 -11

Base Curve (mm):   Steepest Available 4.80   

Diameter (mm):   8.10, 8.40, 8.70 (standard), 9.00, 9.30

Edge Lift:
(0.03mm = 1 step)
Standard
Increased 1 Step
Increased 2 Step
Decreased 1 Step
Decreased 2 Step

Power Range:   -30.00 to +30.00 (0.25D steps)

Material Colour:  Blue (standard), Clear, Green, Grey

Back Surface Toric, Front Surface Toric & Bi-Toric options available

There is 1 fitting set available*

26 Rigid KII Lens set

Material Base curve range Diameter Power
RGP only 4.90 to 7.40 8.70 Stock

*A registered account with Cantor Barnard is required.

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Place an order

Please be aware that Cantor Barnard is an Optician Only Contact Lens Manufacturer. Therefore, we do NOT sell to the general public unless you are qualified to fit contact lenses.

In order for us to approve your online account you must have an active Cantor Barnard Account number obtained from our accounts department.

We receive thousands of store requests a month.
If you have requested an online account and are still waiting for it to be approved, email us with your account number so we can approve this for you.

To place an order on our website, please login using the form below.

Once logged in you will find the order forms for each product, here, at the bottom of each product page.

Eye conditions

Suitable lenses

Below are types of lenses offered by Cantor Barnard and the clinical indications in which they can be used for:

Sterile soft contact lenses

  • Myopia
  • Hyperopia
  • Astigmatism
  • Presbyopia
  • Symptoms that can co-occur with Academic Skills Disorders
  • Symptoms that can co-occur with Colour Deficiency
  • Masking of Cosmetic Defects of the Eye

Rigid gas permeable lenses

  • Myopia
  • Hyperopia
  • Astigmatism
  • Presbyopia
  • Keratoconus