How often should you get an eye exam to review the effectiveness of your prescription eyeglasses? It's that time of year again - it's time to update your prescription and visit the optometrist for your eye examination. But this year it will be different. This time, when you get your pr...
The following content will explain the meaning of each content in detail for you. OD, OS Eye You will often see them on the far left side of the prescription form. ‘OD’ means left eye, which is short for Latin oculus sinister. ‘OS’ stands for your right eye, which is short for...
OD– Oculus Dexter, from the Latin word dexter meaning “right”, means the right eye. OS– Oculus Sinister, sinister which is derived from the Latin word sinistra meaning “left hand”, means the left eye. SPH– Spherical, is the main strength of the lens prescription, and is written in...
Glasses: Cons They can distort vision, especially at the edge of the lens if you have a strong prescription orastigmatism. It also can be hard to see in the far periphery or sides of your vision depending on the frame you choose. You may not like the weight of the glasses on your nos...
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