Nissel Custom Special Effect

A Special Effect lens for the Television and Film industries based on our popular Nissel Custom Hand Painted lenses

 

Nissel Custom lenses are used within the Television and Film industries.

Please call our Professional Services team who will be able to direct your queries.

Tel: +44 (0)1280 702002

 

                                                   
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Features

  • Iris enhanced to match digital images
  • Clear and black pupils
  • Opaque backing
  • Offset Pupil / iris available

Benefits

  • High water content
  • Spherical and toric designs
  • Prosthetic use
  • Large Specification range
  • Up to 2 fitting lenses supplied at no charge
   
 Recommended care system is Quattro multipurpose solution by Abatron.  Hydrogen peroxide systems may be used.  Other multipurpose solutions may cause tint to fade.

 

Material Filcon II 3
Water Content 77%
Permeability (Dk) 45 x 10 -11
Base Curve (mm) 6.60 to 10.40 (0.20 steps)
Diameter (mm) 11.00 to 22.00 (0.50 steps)
Power Range -30.00D to +30.00D (0.25D Steps)
Higher powers may be available
   
Not all base curves are available in diameters above 16.50mm.  Please refer to our Material Parameters sheet for available sizes.
 
Cyl Powers -6.00DC to -0.75DC (0.25D Steps)
Axis Direction 5o to 180o (5o steps)
Centre Thickness (mm) @14.50mm -3.00 = 0.12
Iris Diameters (mm) 11.50, 12.00, 12.50
13.00, 13.50
Clear / Open pupil diameters (mm) 2.00, 2.50, 3.00, 3.50
4.00, 4.50, 5.00, 6.00
Black / Closed pupil diameters (mm) 2.50, 3.00, 3.50, 4.00
4.50, 5.00, 6.00, 7.00
8.00, 9.00
     
  • 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 DiameterOrder Base Curve Flatter Than Flattest K By:
12.50mm 0.30mm - 0.40mm
13.00mm 0.40mm - 0.60mm
13.50mm 0.60mm - 0.80mm
14.00mm 0.80mm - 1.00mm
14.50mm & 15.00mm 1.00mm - 1.20mm
15.50mm and above 1.40mm - 1.60mm

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

No fitting set is available for the Nissel Custom 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.