RGP lenses

4F

A high quality RGP lens for daily wear

A popular high-quality custom made RGP lens, based on a 4-curve design with an aspheric periphery.

4F

Product information

  • Myopia
  • Hyperopia
  • Astigmatism
  • Optimum Classic Roflufocon A 3 (26) – Blue
  • Optimum Comfort Roflufocon C 3 (65) – Blue, Green, Grey
  • Optimum Extra Roflufocon D 3 (100) – Blue, Clear, Grey
  • Optimum Extreme Roflufocon E 3 (125) – Blue, Grey
  • Optimum Infinite Tisilfocon A 3 (180) – Blue, Green

Base Curve 7.05, 7.12, 7.20, 7.27, 7.35, 7.42, 7.50, 7.57, 7.65, 7.72, 7.80, 7.87, 7.95, 8.02, 8.10, 8.17, 8.25, 8.32, 8.40, 8.47

Diameter 8.60 to 10.60 (0.10 steps)

Power -/+ 30.00D (0.25D steps) – higher powers may be available.

Handling tints Blue, Clear, Green, Grey (material dependent)

 

All measurements are in mm unless otherwise stated.

Refer to our RGP fitting guide.

We offer a 20 lens fitting set:

Material Base curve range Diameter Power
RGP only 7.05 to 8.47 9.40 -3.00

12 months maximum. Replacement frequency is at the discretion of the eye care professional.

 

PDF

Download our fitting guide

PDF

Download our product brochure

Cantor Barnard

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 options to order products, 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