Click the fields below
to learn more about the parameters of this product.
Power
Sometimes called 'sphere' or 'strength'. Measured in diopters, it is always preceded
by a + (plus) or a - (minus) and goes up in 0.25 increments.
BC
The shape of the back surface of the lens, which determines how the lens fits. It
is usually an 8.x or 9.x number. A few brands use non-numeric base curves such as
flat, median, or steep.
DIA
Refers to the width across the lens in millimeters. Most brands come in one or two
sizes. It is usually a 14.x number, but can range from 13.x to 15.x.
CYL
Refers to the amount of extra power needed to correct the astigmatism. It will always
appear as a - (minus) number.
Axis
Indicates the placement of the extra power in a toric lens. This oval band could
run up and down, right to left, or at any angle in between; with an axis between
0 and 180 degrees.
Click the fields below
to learn more about the parameters of this product.
Power
Sometimes called 'sphere' or 'strength'. Measured in diopters, it is always preceded
by a + (plus) or a - (minus) and goes up in 0.25 increments.
BC
The shape of the back surface of the lens, which determines how the lens fits. It
is usually an 8.x or 9.x number. A few brands use non-numeric base curves such as
flat, median, or steep.
DIA
Refers to the width across the lens in millimeters. Most brands come in one or two
sizes. It is usually a 14.x number, but can range from 13.x to 15.x.
CYL
Refers to the amount of extra power needed to correct the astigmatism. It will always
appear as a - (minus) number.
Axis
Indicates the placement of the extra power in a toric lens. This oval band could
run up and down, right to left, or at any angle in between; with an axis between
0 and 180 degrees.
Click the fields below
to learn more about the parameters of this product.
Power
Sometimes called 'sphere' or 'strength'. Measured in diopters, it is always preceded
by a + (plus) or a - (minus) and goes up in 0.25 increments.
BC
The shape of the back surface of the lens, which determines how the lens fits. It
is usually an 8.x or 9.x number. A few brands use non-numeric base curves such as
flat, median, or steep.
DIA
Refers to the width across the lens in millimeters. Most brands come in one or two
sizes. It is usually a 14.x number, but can range from 13.x to 15.x.
CYL
Refers to the amount of extra power needed to correct the astigmatism. It will always
appear as a - (minus) number.
Axis
Indicates the placement of the extra power in a toric lens. This oval band could
run up and down, right to left, or at any angle in between; with an axis between
0 and 180 degrees.
Click the fields below
to learn more about the parameters of this product.
Power
Sometimes called 'sphere' or 'strength'. Measured in diopters, it is always preceded
by a + (plus) or a - (minus) and goes up in 0.25 increments.
BC
The shape of the back surface of the lens, which determines how the lens fits. It
is usually an 8.x or 9.x number. A few brands use non-numeric base curves such as
flat, median, or steep.
DIA
Refers to the width across the lens in millimeters. Most brands come in one or two
sizes. It is usually a 14.x number, but can range from 13.x to 15.x.
CYL
Refers to the amount of extra power needed to correct the astigmatism. It will always
appear as a - (minus) number.
Axis
Indicates the placement of the extra power in a toric lens. This oval band could
run up and down, right to left, or at any angle in between; with an axis between
0 and 180 degrees.
30 lenses per box Everyday low price$49.99 per box
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20/20 Guarantee – At 1-800 CONTACTS, your satisfaction is guaranteed. If you're not pleased with your order, we'll make it right. We'll even exchange unopened boxes of previously purchased contact lenses if your prescription changes.
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At 1-800 CONTACTS, we know that the last thing you need is something else to worry about. That's why we make getting your contacts easy, and then back up every order with our 20/20 Guarantee. That means that if you are dissatisfied for any reason, we'll make it right.
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