Eyewear guides
Straight answers about frames, lenses and eye care — written by the people who cut the lenses, not by a marketing team.
Buying guideBuying Prescription Glasses Online in Egypt: A Practical ChecklistBuying glasses online works well for most prescriptions and badly for a few. Knowing which case you are in is the whole decision.Choosing framesHow to Choose Glasses for Your Face ShapeThe rule opticians actually use is simple: pick a frame shape that contrasts with your face shape, and a frame width that matches it. Everything else is preference.LensesEyeglass Lens Types Explained: Index, Coatings and CostsTwo frames can look identical and cost triple the difference — the money is almost always in the lens. Here is what each option does, and when it is worth it.Eye careHow to Read Your Eye Prescription (SPH, CYL, AXIS, ADD, PD)Your prescription is six or seven numbers on a slip of paper. Once you know what each column does, ordering the right pair stops being guesswork.SunglassesSunglasses and UV: How to Tell Real Protection From a Dark TintA dark lens makes your pupil open wider. If that lens does not block UV, it is letting more ultraviolet into your eye than if you wore nothing.LensesBlue Light Glasses: What They Do, and What They Don'tBlue light filters are sold as a cure for tired eyes. The research says the tiredness is real but the cause is different — and the fix is mostly free.Choosing framesFrame Materials Compared: Acetate, Titanium, Metal and TR-90Material decides three things you will notice daily: weight on your nose, whether it can be bent back into shape, and how it behaves in heat.ChildrenChildren's Glasses: Fit, Lenses and Getting Them WornA child's glasses have a job an adult's does not: they must survive a playground, and they must be worn. Comfort and fit decide both.Eye careWhat Happens During an Eye Test — and How Often You Need OneAn eye test is not only about whether you need glasses. It is one of the few routine checks where a clinician can look directly at your blood vessels and nerves.Eye careHow to Measure Your Pupillary Distance (PD) at HomePD decides where the optical centre of each lens sits. Get it wrong by three millimetres on a strong prescription and you will feel it as eye strain within the hour.CareHow to Clean Your Glasses Without Scratching ThemMost lens damage is not an accident. It is a shirt hem, a dry tissue and a dashboard in July, repeated a few hundred times.