2. Coloured SCL are also used in
The tints used in practice are three
3. SCL are usually white and transparent.
certain tints like the light blue or green
transparent tints are added to improve the
visibility of the lens to the patient during
lens handling procedures.
These do not affect the eye colour when
4. They are used to enhance or change the eye
They available in plain and powers.
They are of two types
The tinted zone of the soft lens covers the iris
colour and changes or enhances it.
5. These lenses transmit 70 % of the light.
They are available in various shades.
The tints is in the form of a concentric ring
which has clear center pupil.
6. They absorb or reflect all incoming light
,therefore used to completely change or
mask the underlying eye colour .
They have an iris pattern with a clear
The clear pupil is typically 5mm in diameter.
7. A prosthetic contact lens is a tinted or
painted contact lens used to improve the
appearance of a disfigured eye or to help
correct the vision of a poorly functioning
When a corneal lens will not centre on the cornea,
When one wishes to improve the appearance of the
Stable, durable & easy to maintain
Require greater level of expertise to fit
Disfigured corneas with irregular
Disfigured eyes with moderate to severe
Should not be used to mask anomalies that
affect peripheral parts of cornea or large
portions of the eye.
When a significant proportion of the
anterior eye is disfigured
When the patient is a previous soft
contact lens wearer
When the patient only wants to wear the
17. Eyes with moderate to advanced
Moderate to extreme dry eye
People with motor coordination problem
22. MEASURE THE IRIS DIAMETER OF THE FELLOW EYE
AND ORDER IT THE SAME
NOTE THE IRIS COLOUR AND WHAT TYPE OF TINT IS
MEASURE THE DIAMETER OF PUPIL OF THE FELLOW
SPECIFY WHETHER A BLACK CLEAR OR TINTED PUPIL
WHEN REORDERING TINTED LENSES KEEP THE LENS
MATERIAL THE SAME