They feature a gradual transition of lens powers, allowing the wearer to see objects clearly at various distances, near for reading, intermediate for television and distance for walking and view.
The key feature of progressive reading glasses is the absence of distinct lines separating the different lens powers. Instead of traditional bi-focal or tri-focal lenses, which have visible lines dividing the different lens sections, progressive lenses offer a seamless transition between the vision zones.
This provides a more natural and comfortable viewing experience, as there are no abrupt changes in vision when looking at objects at differen...