From ULTRA
Eye
Base curve (BC)
Diameter (DIA)
Power (PWR)
Cylinder (CYL)
Axis (AX)
Power (PWR) - Left eye
(-) Minus
(+) Plus
-
+0.00
-0.25
+0.25
-0.50
+0.50
-0.75
+0.75
-1.00
+1.00
-1.25
+1.25
-1.50
+1.50
-1.75
+1.75
-2.00
+2.00
-2.25
+2.25
-2.50
+2.50
-2.75
+2.75
-3.00
+3.00
-3.25
+3.25
-3.50
+3.50
-3.75
+3.75
-4.00
+4.00
-4.25
+4.25
-4.50
+4.50
-4.75
+4.75
-5.00
+5.00
-5.25
+5.25
-5.50
+5.50
-5.75
+5.75
-6.00
+6.00
-6.50
-
-7.00
-
-7.50
-
-8.00
-
-8.50
-
-9.00
-
Cylinder (CYL) - Left eye
-0.75
-1.25
-1.75
-2.25
-2.75
Axis (AX) - Left eye
70
80
90
100
110
120
130
140
150
160
170
180
10
20
30
40
50
60
Power (PWR) - Right eye
(-) Minus
(+) Plus
-
+0.00
-0.25
+0.25
-0.50
+0.50
-0.75
+0.75
-1.00
+1.00
-1.25
+1.25
-1.50
+1.50
-1.75
+1.75
-2.00
+2.00
-2.25
+2.25
-2.50
+2.50
-2.75
+2.75
-3.00
+3.00
-3.25
+3.25
-3.50
+3.50
-3.75
+3.75
-4.00
+4.00
-4.25
+4.25
-4.50
+4.50
-4.75
+4.75
-5.00
+5.00
-5.25
+5.25
-5.50
+5.50
-5.75
+5.75
-6.00
+6.00
-6.50
-
-7.00
-
-7.50
-
-8.00
-
-8.50
-
-9.00
-
Cylinder (CYL) - Right eye
-0.75
-1.25
-1.75
-2.25
-2.75
Axis (AX) - Right eye
70
80
90
100
110
120
130
140
150
160
170
180
10
20
30
40
50
60
Boxes per eye
Price per pack
£27.99
If you need any advice about how to buy your contact lenses online, we're here to assist you Monday - Friday 8:00 - 21:00, and Saturday - Sunday 8:00 - 18:00 via webchat, phone (020 7768 5000) or email - help@visiondirect.co.uk. Have a question about ordering from Vision Direct? Check out our handy how-to guides.
