How Long Do Eyes Hurt With Covid? | KOALAEYE OPTICAL

How Long Do Eyes Hurt With Covid?

The resurgence of celluloid glasses

However, in recent years, celluloid glasses have quietly returned to warm; It all started with a niche Japanese brand of handmade eyewear.

Most of Japan's top hand-made celluloid glasses are made in Mako Prefecture and are a favorite of many celebrities. Celluloid is a plasticizer with nitrocellulose as the main raw material. Cotton, pulp, and other fibers make up 70% of the raw material, which is mixed with camphor. Although the color is relatively limited, it has a unique material texture and texture, so Japanese handmade frame makers have been insisting on using it. Moreover, because celluloid is pretty stable when it dries, it can be shaped into a finer shape, keeping the frame intact even without metal leg cores.


YOUCAN Rimeless Eyeglasses

YOUCAN rimless glasses convey noble quality, a true classic, and a core value image to all the people who pursue true fashion all over the world. The real rarity of something is always a symbol of your status. With its unique design concept, personalized customer service, each pair is like a diamond. The design fully reflects the sense of nobility, novel, rich color, avant-garde fashion, full of vigor and vitality, so that each wearer can feel the elegance and personality. It can let more stylish young gens enjoy the exquisite life that does not cut edge to set a diamond without frame.



How much do plano lenses cost?

If at big shop downtown, the price of the lens will exceed a hundred, but if you walk the campus store, will be a lot cheaper. Generally is 30-40 at least(not the poor quality, but the price is reasonable for students).UV protection, anti-fatigue, prevention of radiation, computer and television are the basic functions. In the campus store, it is several hundred or so, which can be matched with relatively good quality. Generally, the price of radiation-resistant resin lenses and frames is about 150. If you want to choose a better one, The price can be very high.


John Lennon Imagine

The circular wire-rimmed glasses like these were made popular by the Beatles' idols in the 1960s and immediately became a favorite of hippies and music lovers around the world. This modern version has an ultra-light frame made of stainless steel that resists rust and corrosion. Flexible spring hinges and coated temples are very comfortable. For fans of retro-inspired accessories, the glasses are a favorite.



What Strength Reading Glasses Do I Need?

What strength reading glasses do I need? You can choose the reading glasses strengths by age or you can also perform a reading glasses test. If you are aging from 40 to 44, the +0.75 to +1.00 dioptre power is recommended. If you are aging from 45 to 49, the +1.00 to +1.50 dioptre is recommended. Age from 50-54, recommended power is +1.5 to +2.00 dioptre. Age from 55-59, recommended power is from +1.50 to +2.25 dioptre. Age from 61-65, recommended power is from +2.25 to +2.50 dioptre.

If you find two different strengths of reading glasses are available, choose the lower power because too strong strength can cause discomfort compared to weaker powered glasses and can even lead to nausea and dizziness.

So, if you need a pair of reading glasses, try Koalaeye Optical, which is an online glasses store. It provides all kinds of eyeglasses, sunglasses and frames. You can choose the satisfied one from here.


What are the causes of lens damage?

When the force area of the lens is small, the impact resistance of the lens is worse. When subjected to the impact of external forces, the lens will naturally be squeezed and cause breakage.

In particular, some lenses with low degrees and high refractive index are possible to cause this phenomenon. When the frame fell from a height due to wrong placement, there is a collision between the edge of the lens and the ground or hard objects. It will produce a broken or collapsed edge. In the process of the lens falling from high, the impact force is larger, and the stress point is smaller. When the glasses are falling, the upper edge of the lens, the convex groove of the upper frame, squeezes against the lens. The middle part of the upper half is easy to cause edge collapse. In the process of processing the template, the template is not accurate, so that the glasses side and the frame can not be uniform fusion, and the force of the lens is uneven. It will be easy to lead to greater stress in some parts, resulting in edge collapse.


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How to clean the lenses?

When wiping lenses (especially the rimless glasses of resin lens), you must use a special wipe lens or soft handkerchief or paper. When you wipe the lens, you can only wipe it in one direction, not in circles, and don't touch the lens with your fingers. When the lens is stained with dust and sand, it should be washed with water before wiping, otherwise, the lens is likely to be abraded, and the operation should be gentle. At ordinary times, when cleaning, do not exert too much force, pay attention to the grasp of strength. When wiping the lens, it is best to take the side frame with one hand, and the other hand takes the glasses cloth to wipe gently. In order to prevent the lens film layer falls off, do not use alkaline detergent to wipe the lens. Therefore, when bathing or playing at the seaside, glasses should be properly kept to avoid water vapor or seawater caused by corrosion of glasses.

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