Prescription for glasses
Hello, I received a prescription for my glasses with measurements of R650 and L725.
Then, I had each eye reduced by 50 degrees for the lenses.
However, I noticed that my left eye is significantly less clear than my right eye.
Why is this happening? Will it affect my health? Is it advisable to get a new prescription? Should the eye examination be done at a hospital?
Mr. Li, 20~29 year old female. Ask Date: 2016/04/15
Dr. Wang Zhishun reply Ophthalmology
It would be better to make final adjustments for both the monocular and binocular vision.
If you have any concerns, you can visit an ophthalmologist for a check-up to confirm.
Reply Date: 2016/04/15
More Info
When it comes to understanding your eyeglass prescription and why your vision might be unclear, several factors come into play. Based on the information you provided, it seems that you received a prescription of R (right eye) -650 and L (left eye) -725, but you were advised to reduce both prescriptions by 50 degrees. This adjustment can sometimes lead to discrepancies in clarity between the two eyes, especially if the initial measurements were not perfectly accurate or if your eyes have different visual needs.
Reasons for Unclear Vision
1. Prescription Accuracy: The first and foremost reason for unclear vision could be the accuracy of the prescription itself. If the initial measurements were slightly off, reducing the prescription by 50 degrees might have exacerbated the issue, particularly in your left eye, which is already weaker.
2. Anisometropia: This term refers to a condition where the two eyes have significantly different refractive power. In your case, the left eye has a higher prescription, which can lead to visual confusion and discomfort, especially if the glasses are not correctly adjusted to account for this difference.
3. Adaptation Period: When you receive new glasses, your eyes may require some time to adjust to the new prescription. However, if one eye is significantly clearer than the other, this could indicate that the prescription needs to be re-evaluated rather than simply an adaptation issue.
4. Visual System Confusion: If one eye is clearer than the other, your brain may struggle to combine the images from both eyes effectively, leading to visual discomfort, headaches, or even double vision.
Impact on Health
Unclear vision can indeed affect your overall health and well-being. Straining to see clearly can lead to eye fatigue, headaches, and even neck or shoulder pain due to poor posture while trying to compensate for the unclear vision. Over time, this can lead to more significant issues, including chronic discomfort and reduced quality of life.
Recommendations
1. Re-evaluation of Prescription: It is advisable to return to your optometrist or ophthalmologist for a re-evaluation of your prescription. They can perform a comprehensive eye exam to ensure that the measurements are accurate and that your prescription is appropriate for your current vision needs.
2. Consider a Hospital or Specialized Clinic: While many optometrists provide excellent care, if you have ongoing issues or concerns, it might be beneficial to have your eyes examined at a hospital or a specialized eye clinic. These facilities often have more advanced diagnostic tools and can provide a more thorough assessment of your eye health.
3. Communication with Your Eye Care Provider: Make sure to communicate your concerns clearly with your eye care provider. Let them know about the specific issues you are experiencing with your left eye and how it differs from your right eye. This information is crucial for them to make an informed decision about your prescription.
4. Follow-Up Appointments: Regular follow-up appointments are essential, especially if you have a significant difference in your prescriptions. This allows for ongoing monitoring of your eye health and vision changes.
Conclusion
In summary, unclear vision in one eye compared to the other can stem from various factors, including prescription accuracy, differences in eye refractive power, and adaptation issues. It is essential to address these concerns promptly to avoid further complications. Seeking a re-evaluation of your prescription and considering a visit to a hospital or specialized clinic can help ensure that you receive the best possible care for your vision needs. Remember, your eye health is crucial, and taking proactive steps can lead to better visual clarity and overall well-being.
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