Features of traditional contact lenses
Classified according to the use cycle, we call long-period contact lenses such as annual throwing and half-year throwing...
How does contact lens sediment form?
When contact lens wearers remove the lens, they will always find white or transparent particles on the contact lens, which...
The development of silicone hydrogel contact lenses
Soft contact lenses are very common and everyone is happy to choose the type of contact lenses, among which, the...
What material are contact lenses made of?
The materials of contact lenses are silicon hydrogels and hydrogels, and both of these materials are organic polymer...
The characteristics of annual throwing and half-year throwing contact lenses
Annual throwing, half-year throwing is also known as traditional contact lenses, compared with frame glasses, contact...
How to choose contact lens diameter?
The diameter of a contact lens refers to the maximum straight line distance between the edges of the lens. In general, the...
How to choose the center thickness of contact lenses?
The biggest advantage of contact lenses is light and convenient, but in fact the thickness of the lens is not uniform, but...
How long is the contact lens replacement cycle?
After contact lenses are unsealed, the replacement cycle is a very important data to refer to. The replacement cycle of...
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