irregular cornea - David Thomas Contact Lenses

Rose K IC Design Information
The Rose K IC lens design is manufactured with a larger posterior optical zone than standard lenses. It
has an aspheric posterior surface incorporating aberration controlled optics and reverse geometry paracental
fitting curves. The Rose K IC lens has a standard diameter of 11.4mm and can be supplied up to
12.0mm diameter.
Rose K IC Availability
It is recommended that the Rose K IC lens design be fitted from a diagnostic trial lens set only. This is
supplied as a twenty lens diagnostic trial set in Boston ES non-uv material to aid accurate fluorescein
assessment. The diagnostic trial set is supplied in an 11.4mm diameter and standard edge lift with a base
curve range from 6.0mm to 6.8mm in 0.2mm steps, 6.9mm to 8.0mm in 0.1mm steps and 8.0mm, 8.4mm
and 8.6mm.
Rose K IC Parameter Range
Base Curve: 6.0mm in 9.0mm in 0.1mm steps
Diameter: 9.4mm to 12.0mm in 0.1mm steps
Power: +30.0D to -30.0D in 0.25 steps
Rose K IC Material
It is important that with all large diameter lenses oxygen permeability is not compromised and the
Rose K IC lens is only available in Boston XO material in either blue, green or violet tints.
Rose K IC Price
Rose K IC with warranty
(allows up to two exchanges within 90 days from invoice date)
Rose K IC without warranty
Rose K IC Diagnostic Trial Set (20 lenses)
Rose K IC trial lens
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David Thomas Contact Lenses Ltd
Gatelodge Close
Round Spinney
Northampton NN3 8RJ
Tel: +44 (0)1604 646216
Fax: +44 (0)1604 790366
Email: enquiries@davidthomas.com