Prescription Contact Lens Power Chart

Eye power sphere bc dia and brand.

Prescription contact lens power chart.

In charts like these the middle columns the pink column in the chart above is the power the corresponds to the glasses. The eye column will contain either od os or ou which mean right eye left eye or both eyes respectively. Vertex distance convsersion chart for converting eyeglass prescription to contact lens. Research suggests that it s important to double check that the contacts you receive are the same ones your doctor prescribed before you wear them.

The unit of measure for sphere power is a dioptor or d. Your prescription should also contain the name of your contact lens e g. Reading the contact lens power. The equivalent contact lens power is.

If you are using your glasses prescription to order contact lenses online you may be ordering the wrong power in your contacts which can lead to blurred vision eyestrain and headaches. It is very important when ordering contact lenses online to do so using a contact lens prescription. Contact lens manufacturers make lenses in 0 25 d power increments. On the contact lens box read the prescription information from left to right.

You could use the formula. The columns on either side blue and green represent the equivalent power of contact lenses. Power required for contact lenses naturalvue multifocal contact lenses refractive errors 14 10 2016 a first timers to reading gles vertex distance opticianworks vertex conversion charts for sphere and cylinder binations contacts adviceconverting eyegl prescription to contact lens contacts advicewhat is the amount of power required for contact lenses 6 75 and 8 25 quorathinoptics read more. Acuvue oasys and an expiry date which is usually a year from the date of your check up.

Or we can simply refer to the vertex distance conversion chart. Name expiry date. Perceived lens power 6 25 1 0 014 6 25 5 75. Find the number on the glasses prescription in the middle column.

Typically a contact prescription contains a brand name lens base curve lens diameter and lens power so you can easily order the right corrective lenses. Sphere power is positive if you are farsighted and negative if you are nearsighted. Sphere power is the primary power in the lens to correct either hyperopia farsightedness or myopia nearsightedness. Say you have this glasses prescription and want to convert it to contact lenses.

Below is an example of the prescription listed on the side of the box for 1 day acuvue moist for astigmatism.