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How to Measure Your Pupillary Distance (PD)
If your doctor did not include your pupillary distance (PD) in the prescription, use one of these two easy methods to determine your PD. What is Pupillary Distance(PD)? Pupillary distance (PD) measures the space between the pupils of your eyes. Knowing this measurement is important to make sure your eyes match up with the optical center of your lenses, so you can see well... -
Is Blue Light Bad for Our Health?
You may know that blue light from computers, televisions, smartphones, and other electronics can contribute to migraines and eyesight. But have you heard how it’s affecting melatonin and sleep cycles? Researchers recently tested the effects of using e-readers prior to sleep for four hours vs. reading from a traditional book for four hours before sleep each night. The study found three notable results: 😴 Exposure... -
How to Replace Lenses in Full-Rim Frame Glasses
Need to replace lenses in full-rim frame eyeglasses? All you need is a tiny screwdriver. Check this video out!