How To Convert Your Glasses Prescription To Contact Lens Prescription. For example, in the left eye: Ad search online order contact lenses.
Because of this and how bent light travels before it enters the eye, there is a complicated formula that can be used to calculate an approximate contact lens prescription from a. Ad search online order contact lenses. You will need to have this prescription measured by an optometrist to get the exact power difference, as various factors will affect your prescription.
Take into account the different position of a contact lens.
Comprehensive eye exams provided by local eye doctors. Take into account the different position of a contact lens. The same principle applies to glasses. You will need to have this prescription measured by an optometrist to get the exact power difference, as various factors will affect your prescription.