Prescription sunglasses are a great way to make the most of your vision. Whether you need help with reading, sports activities, or just looking cool in the sun, prescription sunglasses offer an affordable and stylish solution. But before you go forward and order a pair online, one important step needs to be taken first – learning how to read your pupillary distance (PD). It is an essential measurement that helps lens makers determine the centre of your lenses and ensure they fit perfectly. Here we look at PD and explain everything you need to know about reading it correctly.
What is Pupillary Distance?
Pupillary Distance (PD) equals the distance between the centre of each pupil in your eyes, and it’s an important step in getting prescription glasses or sunglasses online. It helps lens makers determine where to place the optical centre of the lenses so that your eyes are properly aligned with them when you look through them. The measurement can also be used to adjust the fit of frames so that they’re comfortable for you to wear.
How To Measure Your PD:
Measuring your pupillary distance (PD) is simple and can be done at home with little instrument. You’ll need a ruler or measuring tape, a mirror, and the help of a friend or family member. First, you’ll want to start by ensuring you’re sitting in front of a mirror in good lighting. Once you’ve done this, measure the distance between your pupils using the ruler or measuring tape – ensure to keep it as straight as possible for an accurate measurement! To equal your pupillary distance (PD), you’ll need a ruler or measuring tape and someone else to help you. Have your helper look at the centre of each pupil in both eyes, then measure from one side to the other using the ruler or tape measure. Having someone who can take precise measurements at this step is important, as even minor mistakes can impact the fit of your glasses.
Why is it Important?
It’s essential to get the pupillary distance (PD) right when ordering prescription glasses online because if not, you could end up with glasses that don’t fit properly. It could make them uncomfortable to wear and cause headaches or eye strain if the optical centre isn’t aligned correctly with your eyes. Getting the pupillary distance right ensures that your lenses are aimed in front of your eyes for optimum vision. Knowing your pupillary distance (PD) is essential for getting prescription glasses online, as it helps fix where to place the visual centre of the lenses. The measurement can also be used to adjust the fit of frames so that they’re comfortable for you to wear. A proper PD measurement helps the lens maker’s account for any differences in your eyes and ensures that you get perfect-fit glasses.
Tips For Taking Accurate Measurements:
When measuring your pupillary distance (PD), use a ruler or tape measure no larger than 1/4 inch wide. It will help ensure more accurate measurements. Have someone else take the measurements as well – this way, you can double-check each other’s results and make sure they’re correct. It’s also helpful to have your helper keep their finger on the centre of each pupil while measuring so there is no confusion about where to take it from. Ensure you have a family member helping you measure your PD. It’s important to stand up straight when taking the measurements so that they are accurate. Use a ruler or consider tape to get an exact measurement. Don’t forget to double-check the numbers before placing an order!
Final Thoughts on Reading Your Pupillary Distance:
Reading your pupillary distance (PD) is essential to ordering prescription glasses or sunglasses online. It helps ensure that the lenses are centred in front of your eyes, making them comfortable to wear and giving you the best possible vision. However, taking the time to measure your PD correctly can make a big difference in how well your glasses fit, so take care when doing it and double-check everything before placing an order!