TR90 spectacle frame
TR90 is a composite super-elastic resin material first invented by Koreans and used in the manufacture of glasses. Its characteristics are lightweight, excellent flexibility, and slightly lighter than pure titanium. After this material is being made into a finished product, it is non-adjustable. The application is basically injection molding. Koreans are the first to apply to glasses production, which has been popular for a few years, and then popular in the Japanese market. Now it is basically mass-produced in China. The high-end high-quality TR90 spectacle frames are produced in Shenzhen, and the low-end low-quality ones are in Wenzhou because they are much cheaper.
Which Glasses for Computer Are the Best?
There is no such a thing that one type of computer glasses can fit all or is the best for everybody. When selecting glasses for screen protection, the visual ability, personal preferences, the type of work, the distance between the computer user’s eye and the monitor, and other factors should also be considered.
How to protect your contact lenses?
When wearing contact lenses, do not drop any eye drops, and only use a special moistening solution for contact lenses. In daily life, we recommend that dry eyes can be relieved with lubricating fluid, but we do not advocate frequent use of lubricating fluid, so as not to make the eyes become dependent on lubricating fluid. The right way is to do blink training. The ingredients contained in the eye drops will remain in the lenses, which will cause certain damage to the eyes and pollute the lenses. Some eye drops can make the lenses tinted after use, which will affect the transmittance and a refractive number of the lenses and make the vision blurred. Ladies who need to make up should wear contact lenses before making up. When removing makeup, remove contact lenses before removing makeup, to avoid the makeup sticking to the lens and damaging the lens and eyes. Lenses should not be lent to others to avoid cross-infection of eye diseases. You can't wear contact lenses while swimming or bathing.
Different Type of Lenses: How to Choose
Photochromic lenses: These lenses change from clear to tinted with sunlight. You may no longer need sunglasses although they may not darken in your car if the windshield blocks UV rays. They can be either glasses or plastic.
Polarized sunglasses: Polarized sunglasses can reduce glare from a surface like water, so they are great for sports and driving. But they can make it hard to see the liquid crystal display on your car’s dashboard.
As for different types of lenses, this post has introduced several kinds of. When buying eyeglasses, take these into consideration. If you need a pair of glasses, you can try Koalaeye glasses. They are stylish and come at a cheap price.
Functional zoning of the store
After determining its own positioning, the layout and functional partition of the optical store is very important. From the overall decoration to the details of the layout, they should reflect the professionalism and coordination of the optical shop. The general partitions of the optical shops include the eyeglasses business area, optometry room, contact lens wearing area, processing room, and cashier desk. The eyeglasses business area can be divided into more small modules separately. The division of the area should have a fixed standard. For example, the arrangement of this area can be selected according to the purpose, user group, occasion, and theme of the glasses.
Choose clear glasses for kids of suitable temples and nose pads.
Children's head is very different from adults, especially the height of the bridge of the nose. Most children's bridge of the nose is low. Therefore, it is best to choose a high nose pad for children's glasses or an adjustable eyeglass frame for the nose pad. The temples of the glasses should not cause uncomfortable pressure and the glasses should be kept in the correct position. Sporty temples are another option. The temples are very flexible, and they fit well into a child's ear. It should extend to the earlobe and be covered with soft plastic.
Glasses Size - Bridge Width
The bridge width is the distance between two lenses, measured from the innermost layer of each lens. Finding the right bridge width will allow your sunglasses or glasses to be put properly on the bridge of your nose. The bridge of the nose is an essential element because even though the frame looks pretty attractive, it helps people see more clearly. The precise distance between the two lenses helps reduce the pressure on the eye, helping the nose, without putting too much pressure on the inside of the eye. The size of the eye and the size of the bridge is usually adjacent, sometimes separated by a square icon.
