Get a current contact lens prescription from an eye care professional
Confirm the prescription details, including brand, power, base curve, diameter, and lens type
Check the...
You cannot naturally remove the need for glasses if you have refractive error
Get a proper eye exam to confirm your prescription
Wear the correct glasses...
Ask your eye doctor or optician for your PD measurement
Check your eyeglass prescription for a listed PD value
Use a millimeter ruler and a mirror
Hold...
Identify the type of PD you mean
If you mean Parkinson’s disease, note symptoms such as tremor, stiffness, slowness, and balance problems
See a neurologist for...
Schedule an eye exam with an optometrist or ophthalmologist
Tell the eye doctor you want contact lenses
Get a contact lens fitting and prescription
Choose the type...
OD = right eye
OS = left eye
OU = both eyes
SPH = sphere power for nearsightedness or farsightedness
Minus sign (-) = nearsightedness
Plus sign (+) =...
OD = right eye
OS = left eye
OU = both eyes
SPH = sphere power for nearsightedness or farsightedness
Minus sign (-) = nearsightedness
Plus sign (+) =...
OD = right eye
OS = left eye
OU = both eyes
SPH = sphere; lens power for nearsightedness or farsightedness
Minus sign (-) = nearsightedness
Plus sign (+)...
