Precision 1 30 pcs.
Hydration is one of the basic parameters of contact lenses. This is the water content of the lens material. The greater the hydration, the softer and more delicate the lens is.
The angle of curvature, also known as the panoramic angle, determines the horizontal angle of the lens plane in front of the eyes. The angle determining the curvature of the glasses.
In corrective glasses, spherical power indicates the power of the lens, measured in dioptres, recommended to correct myopia or farsightedness.