![]() Therefore, there are high chances of the user experiencing eye strain, fatigue, headaches and blurry vision. If the pupillary distance is wrongly calculated, then certainly the outcome of the eyeglasses will be incorrect as well. Even a slight error in measuring the pupillary distance may call for the wrong eyeglasses. It is not just a number but an essential part of your eyeglasses prescription on the basis of which eyeglasses are manufactured. If you are still unsure about anything regarding your prescription, please do not hesitate to contact us.PD or the pupillary distance of the prescription glasses is of utmost importance. Please always double check your values and make sure that your prescription has been entered correctly before placing an order. We’ll get back to you with the quote, as quickly as possible. If your prescription is out of range of what we offer (or you require a prism correction), please fill one of our Custom Order Inquiry Pages: We offer a wide range of prescriptions, but some of them need to be priced individually. The Custom Order Inquiry pages has been temporary disabled due to the very high demand. Please only use your eyeglass prescription for Lens Adapters. Glasses sit slightly away from your eyes and contact lenses sit directly over your eye, so two different tests and measurements are required. ![]() No, a glasses prescription is different to a contact lens prescription. The yellow tint is still there, but it is very subtle and virtually unnoticeable.Īre contact lens and eyeglass prescriptions the same? We use a high quality blue light coatings, in which only a harmful portion of blue light spectrum is cut out. Because these lenses block out 100 percent of the blue light, they also dramatically change the color of what you’re looking at, casting everything in a yellow tint. It is common for a blue light blocking lenses to have a noticeable yellow or amber tint that block out all damaging light. The possibility of other effects is also being investigated. Exposure to a lot of blue light in the evenings and at night can disrupt the body clock, leading to poor sleep and effects on other body processes that depend on the body clock, such as digestion. The index value depends on your prescription and is determined by our opticians (stronger prescriptions require higher index of refraction).īlue light is a part of visible light in the 380-500nm range and is emitted by monitors in VR devices. Our order page will automatically set high index lenses as mandatory if your prescription requires it. High index prescription lenses are often used to reduce lens thickness. This means it has a greater ability to bend light rays to provide clear vision for people with stronger prescription. To enter your PD in monocular measurement please check the “I have separate pupil distance measurement for each eye” box:Ī high index lens has a higher “index” of refraction. Monocular – PD is the distance from the bridge of your nose to your pupil on each side (two numbers: around 30/30mm).īinocular measurement is the default on the order page. ![]() PD is only required in case of the Rift S, Rift (CV1), Oculus GO and the Oculus Quest 2 Prescription Lens Adapters.īinocular – PD is the total distance between your pupils (one number: around 50 to 70+mm) Pupillary distance (PD) or interpupillary distance (IPD) is the distance measured in millimeters between the centers of the pupils of the eyes. Please see the picture below which shows how to enter the above prescription on the order page:Ī plus sign (+) in front of your SPH number means you are farsighted and a minus (-) sign means you are nearsighted.Īttention: It is very important to enter the plus and minus signs correctly – just like on your prescription. ![]()
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