Contact Lens Materials - HEME Mixed Materials Using HEMA as the matrix, other monomer components are added to improve the hydrophilicity, oxygen permeability, anti-precipitation...

Round face with square glasses A round face is a relatively round type. This type of face looks very round but lacks a little beauty. The biggest feature of a round face is that...

Refractive index of spectacle lens It is generally believed that the higher the refractive index, the better the spectacle lens. Such spectacle lenses are relatively thin, and o...

Eye problems that may occur while driving. Visual fatigue and xerophthalmia: when driving, the spirit and eyes are in a highly tense state, reducing the blink of an eye, which w...

Common sense of glasses maintenance Do not wear glasses when doing strenuous exercise to avoid deformation caused by knocking. Take off your glasses when sleeping or lying on yo...

Other features of high-quality titanium frame glasses They are clear, with shiny surfaces, no scratches, corrosion, and other problems of the temple. The regular manufacturer pr...

Eyeglass direct Eyeglass direct makes high-quality prescription glasses at the lowest possible price. Twenty years of experience gives you the know-how to deliver services at th...

How To Choose Better Night Driving Glasses? Driving at night has a high accident rate because of poor visibility, blinding headlights, and fatigue. Now the market exists a few m...

The frame of prescription glasses At present, the more common materials for frames are non-metal and metal. Non-metals mainly include TR90, sheet material, etc., and metals incl...

The frame of prescription glasses At present, the more common materials for frames are non-metal and metal. Non-metals mainly include TR90, sheet material, etc., and metals incl...

The frame of prescription glasses At present, the more common materials for frames are non-metal and metal. Non-metals mainly include TR90, sheet material, etc., and metals incl...

The correct method for lens cleaning Wet it with water first, and then add a little detergent or hand sanitizer to each lens. Dip your fingers to the back of the lens, and then ...

Can you repair rimless glasses by yourself? Splice the broken temple of the glasses into its original position on the glasses. Cut a piece of tape about 10cm long and pass it th...

What are NXT Lenses? NXT lenses are made of Trivex materials. Trivex (Chinese name: Ethyl Carbamate Polymer) was invented by PPG in 2001. Impact resistance: Impact resistance is...

The keyhole bridge is different from an ordinary bridge. The common bridge is designed to span the tip of the nose like a saddle. The two sides are evenly distributed along a wi...