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What is segment height for progressive lenses?  Segment height for progressive lenses refers to the vertical distance from the bottom of your lens to the centre of your pupil.  How do you measure it? To measure your segment height, you need your glasses frames, a ruler and a mirror. Unlike pupillary distance (PD), segment height depends on the glasses frame you're wearing because different frames can have different lens...

What Is Pupillary Distance(PD)? Pupillary Distance (PD) is the distance, in millimeters, between the center of one pupil to the center of the other. The PD is needed to manufacture your eyeglasses because it determines the exact optical center of the lens, which is the point where you look through the lens. STEPS TO MEASURE YOUR PD Note: The average PD is between 54 and...

It will be quite easy to select eyeglasses if you are familiar with your face shape. Come here to simply recognize your face shape, and frames we recommended below can be perfect references for you!! An oval face has slightly wider cheekbones with a gentle curved jawline. ✅Almost every kind of eyeglasses frame look perfect on oval faces, and styles below are absolutely the...