What does OD and OS mean?
They are Latin abbreviations: OS (oculus sinister) means the left eye and OD (oculus dextrus) means the right eye. Occasionally, you will see a notation for OU, which means something involving both eyes.
How do I know if my glasses are for distance or reading?
You’ll know if you need distance glasses by looking at the Sphere boxes on your prescription paper for each of your eyes. If they contain negative numbers (-) this means you are myopic and require optical correction for distance vision.
Can I use insurance with Zenni?
Do you accept insurance? We do not accept insurance. However, some insurance companies will accept an invoice copy for reimbursement. Check with your insurance company, and if they do, you can request an emailed invoice copy from our Customer Service department.
What can make astigmatism worse?
However, astigmatism can progress with time and affect your vision. If you have astigmatism, what causes this condition to worsen?…Who Is At-Risk of Astigmatism?
- A family history of astigmatism or keratoconus.
- A scarred or thin cornea.
- Excessive myopia.
- Excessive hyperopia.
- A history of eye surgery, such as cataract surgery.
Why can you buy reading glasses but not distance?
They are only available in 0.25 diopter increments – with the same strength for both eyes – and they are not tailored to the wearer’s unique visual needs, which means they fail to take into account factors such as the distance between a person’s eyes.
Should I wear my distance glasses all the time?
If glasses help you see better while watching TV, driving, working, or for another activity, wear them. If you’re comfortable in them, there is no reason you shouldn’t wear your glasses all the time—with a few exceptions.
Are Zenni and EyeBuyDirect the same?
Zenni is a clear winner in price and add-ons. While there are some great deals on EyeBuyDirect, Zenni has the market cornered on cheap, quality eyeglasses.
Who is better Warby Parker or Zenni?
Bottom line. If affordability is the most important element of your next eyeglass purchase, Zenni Optical might be the way to go. Though cheaper than the selection at an optometrist because of the reduction in overhead cost, Warby Parker still runs higher in price than Zenni Optical, generally.
Where is Zenni based?
Based in Marin County, California, Zenni offers men, women, and children the freedom to express their personal style and individuality through high-quality prescription and protective eyewear curated with a sense for fashion and incredible selection.