How to test vision when wearing glasses
With the popularity of electronic devices, vision problems have received increasing attention. Accurate vision testing before wearing glasses is a key step to ensure that the prescription of glasses is appropriate. This article will introduce in detail how to test vision when wearing glasses, and attach hot topics and hot content in the past 10 days to help readers better understand the process and precautions of vision testing.
1. Basic process of vision testing
Vision testing usually includes the following steps:
| steps | content |
|---|---|
| 1. Initial consultation | The doctor or optometrist will ask you about your eye habits, vision problems, etc. |
| 2. Eye chart test | Test unaided visual acuity using a standard eye chart (such as a Snellen chart). |
| 3. Computerized optometry | Use a computerized phoropter to initially measure the diopter. |
| 4. Comprehensive optometry | Further precise measurements, including astigmatism, interpupillary distance, etc., are obtained through a comprehensive optometre. |
| 5. Try on and adjust | Try on the lenses based on the optometry results to confirm comfort and clarity. |
2. Precautions for vision testing
1.Choose a formal institution: Vision testing should be conducted in a professional eye hospital or optical shop to ensure the accuracy of the data.
2.Avoid eye fatigue: Avoid using your eyes for a long time before testing to avoid affecting the test results.
3.Feedback truthfully: During the trial fitting process, if you experience any discomfort or blurring, please inform your optometrist promptly.
4.Regular review: Vision may change over time, and it is recommended to have a vision exam at least once a year.
3. Hot topics and content in the past 10 days
The following are the hot topics related to vision health in the past 10 days:
| hot topics | heat index | Main content |
|---|---|---|
| Are “anti-blue light glasses” effective? | ★★★★★ | Discuss the actual effect of anti-blue light glasses on relieving eye fatigue. |
| Myopia rate among teenagers rising | ★★★★☆ | Data shows that the problem of myopia among teenagers is getting worse, and experts call for more outdoor activities. |
| Precautions for wearing contact lenses | ★★★☆☆ | Share the correct wearing method and care tips for contact lenses. |
| Safety of laser surgery | ★★★☆☆ | Discuss the risks and post-operative care of laser vision correction. |
4. How to choose the right glasses
1.Choose lenses based on power: It is recommended to choose high refractive index lenses and reduce lens thickness.
2.Frame comfort: The frame should fit the face shape and avoid pressing the bridge of the nose or ears.
3.functional lenses: Such as anti-blue light, anti-ultraviolet, etc., choose according to your needs.
5. Summary
Vision testing before wearing glasses is a key step to ensure the comfort and clarity of the glasses. Through professional optometry procedures and correct selection methods, vision health can be effectively protected. At the same time, paying attention to hot topics and the latest information can also help you better understand the latest trends in vision protection.
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