|
Short sighted. - Your prescription will
usually have a negative number for example -4.50
/ -0.50 x 180
Sphere: This is the spherical power of your
prescription, this tells us whether you are
short or long sighted and by how much. This
can also be Plano or Zero in some cases.
Cylinder: This is a measurement of astigmatism
(toric) it can vary from prescription to prescription
and eye to eye. It can be written as plano or
missing from your prescription.
If it has a value for one eye then it must also
contain the next element called axis.
Axis: This is the direction of the cylinder
- it has a value of 1 to 180 and is measured
in degrees.
Date of Prescription: Your
prescription needs to be dated within two years
of today. We cannot process your order if this
isn't the case.
Pupillary Distance: This is a millimeter measurement from the center of one pupil to the center of the other.
Your Age : You MUST be over the age of 16 (sixteen)
BACK TO TOP |
