Cotact Lens

Home / Blog / Medical Tips / Oxygen Transmittance: An Overview of Breathable Lenses What is oxygen transmittance and is it important in contact lenses? Which lenses are the most breathable? When a doctor selects contact lenses, then, of course, he takes into account all the necessary parameters of both our eyes and the lenses themselves, which are countless on the optical market. And one of the important meanings is the term we are considering. bespectacled contact lenses ophthalmology It is fair to assume that when we put contact correction on the eyes, the access of oxygen (O2) to the cornea becomes much less, which can lead to its edema and other equally dangerous eye damage. After all, initially nature provided that the eyes receive O2 from the atmosphere around us and the lacrimal fluid, during wetting when blinking. This means that contact lenses are a kind of barrier, and the greater its oxygen permeability, the safer and more comfortable for our eyes, and the better they feel throug Cotact Lens hout the day. Oxygen permeability is denoted by the symbols DK / t and characterizes the ratio of the volume of O2 passing through the thickness of the lens per unit time. If we talk about hydrogel lenses, then water is responsible for delivering oxygen to the surface of the cornea, so the more it is, the better. However, it is impossible to achieve higher oxygen permeability in lenses made of such materials, since with an increase in the water content in the polymer, the thickness of the lens increases, which leads to a decrease in this indicator. In addition, hydrogel lenses with a high moisture content are less resistant to damage, break easily, and moisture evaporates more in adverse conditions. 86. . Alcon Air Optix Night . Lens material ACUVUE OASYS with HYDRACLEAR PLUS (Johnson Do not forget that contact lenses are a serious medical product that comes into direct contact with the surface of the eye, so they can only be selected by a specialist - an ophthalmologist or optometrist during a personal consultation. Independent choice of contact correction can lead to unpredictable consequences, up to loss of vision. Keep this in mind - as well as the fact that signing up for an eye test and fitting contact lenses in our optics salons is as easy as shelling pears - you just need to dial the number 7 (800) 700-21-26, or make an appointment directly through our website or mobile application. And you won't have to wait in line ;) In the Ochkarik online store, you can buy contact lenses and be sure of their quality. Check out our catalog and see for yourself! https://jiji.com.gh/accra-metropolitan/makeup/cotact-lens-3XanErJAitWt9V4vnlD29e3e.html

Comments

Post a Comment

Popular posts from this blog

2005 Toyota Land Cruiser

 Review by Toyota Land Cruiser 2005 Good all day! I am writing your already fifth review about your car. Preview Reviews You can read Log on Toyota Land Cruiser Prado review about Lexus LX470 review about Toyota Land Cruiser Prado and Toyota Land Cruiser review And so let's start ... selling your faithful and unpretentious horse in the form of the TLK105, started looking for a car such that I was like and me and my wife (all because I strangled my wife who does not know how to drive a manual transmission :))) So I became happy The owner of the black "weave" of 2005 release. I do not know why, but for some reason it was about black weave that I dreamed all the time. Yes! Dust visible on it! Yes! Very impractical color! Yes! After each sink, new Kotski is visible on it! But in my opinion, the black body of the car polished to the shine is very beautiful and ornate on the background of white snow. Briefly about the car: Gasoline engine for everyone has long proven 2UZ-FE wit
Read more

Office Doors

Image
Office doors are a vital part of any modern workplace, providing security and privacy for employees. They are also an important aesthetic choice for the office, setting the tone and creating the right atmosphere for work. With the wide range of office doors available from Jiji.ng, you can find the perfect door for your office that meets all your needs. When choosing an office door, the first thing to consider is the level of security you need. Do you need a door that can be locked to keep out intruders, or do you just need to close off a particular area? If you need a secure door, you should look for one that has a high security lock, such as a deadbolt or a keypad lock. You should also look for a door that is made of sturdy materials, such as steel or solid wood, to ensure it will last. Aesthetics are also an important factor when selecting an office door. You want to choose a door that fits in with the overall design of your office. Look for doors in a range of styles
Read more

Manual Generators

Image
Manual generators are a great way to get reliable and efficient power without relying on traditional sources like electricity. They are easy to use, cost effective, and can be used in a variety of settings. Whether you need a generator for camping, for emergencies, or for industrial use, manual generators are a great choice. Manual generators are powered by human effort, usually via a crank or a lever. They are usually small, lightweight, and can be taken anywhere. They are also very cost effective, as they do not require fuel or electricity to operate. This makes them an ideal choice for emergency situations, where access to power may be limited or unavailable. The most common type of manual generator is a hand crank generator. These generators typically use a crank handle to turn an internal gear system, which generates electricity. Depending on the type of generator, the electricity generated may be JIJI either AC or DC. Hand crank generators are easy to use and c
Read more