User: alijen

The color blind test tool is really useful, easy to test and highly accurate.

Online color blind test for all subjects and ages. Fast, easy to use and highly accurate

In fact, normal people will be able to recognize from 1 to 7 million different colors. Besides, people with color blindness syndrome can only recognize from 10,000 to 100,000 colors. Furthermore, understanding this, Enchroma company has brought blue and red colors to the lives of many people with this syndrome, through a pair of glasses that can help the brain distinguish colors. Some information about color blindness syndrome According to research, color blindness syndrome is also known as color vision disorder. At the same time, it is manifested by the condition in which the eyes cannot distinguish the colors of objects such as green, red, blue blindness or when colors are mixed together. Color blindness does not affect health, but causes difficulty in daily activities Furthermore, depending on the severity of the patient, the ability to perceive colors is reduced or may not be visible at all. On the other hand, in order to help patients distinguish colors, Enchroma company has researched a type of glasses called Enchroma color blindness glasses, which has greatly helped people with color blindness syndrome distinguish. color. If you want to check if you are color blind or not, use color blind test - an online testing tool, free and very simple and easy to use. The birth of Enchroma color blind glasses Currently in the world there are many people suffering from color blindness. However, a company in the US has brought a solution to help thousands of color blind people distinguish colors. Many years ago, Donald McPherson specialized in making protective glasses for laser surgery. Furthermore, while talking with his friend, McPherson discovered that his glasses had the ability to help people with color blindness see colors. Furthermore, after many years of research and study, he founded Enchoma, a company specializing in the production of eyeglasses and glasses for people with color vision disorders. At the same time, Donald McPherson showed that our eyeglasses have the ability to help the wearer distinguish surrounding colors by blocking certain wavelengths of light. On the other hand, in recent years he has released a more improved version. Because it allows users to use it when playing sports and it will be very convenient for children.

Today our eyes are exposed to too many chemicals that cause a number of dangerous diseases such as glaucoma, corneal ulcers, color blind test.... Chemical eye burns are a dangerous and emergency accident, especially in ophthalmology. Chemical eye burns need to be given first aid properly to minimize possible complications to the patient's eyes. Reason Acid burns include inorganic acids (sulfuric acid, hydrochloric acid) or organic acids. Basic burns such as lime burns, alkaline burns. Accidental eye burns caused by chemicals are acids that often occur in industry, in battery manufacturing, metal plating, laboratories, daily life or when someone intentionally splashes acid in the eyes. Base burns are common among workers in aluminum manufacturing or soap making facilities. Lime burns are common in the construction industry or in daily life. Eye burns from benzene can occur in rubber manufacturing facilities. Treatment of eye burns caused by chemicals The key point in the treatment of chemical eye burns is that the treatment needs to be urgently and accurately to ensure the physiological function of the eye. Depending on the specific case, eye burns will be treated according to different protocols, but the general principles still need to be followed: Eliminate flammable substances: wash eyes with clean water Anti-pain Anti-infection Non-stick Enhance corneal nutrition Treatment of complications and sequelae Surgical treatment when necessary

Color blindness is a medical term for a person's visual impairment. People with color blindness can see things but cannot distinguish their colors like normal people. There are patients who only have temporary color blind test, but there are also many cases where they have to accept living with this disease for the rest of their lives. People with red and green color blindness are often genetic, men account for about 8% and women account for about 0.4%. The cause is determined to be due to the gene for red and green color blindness located on the chromosomes. People with blue and yellow color blindness make up only about 5% of all people with color blindness. Effects of color blindness on patients People with color blindness will have certain effects on work and life even though they can still see everything around them. Difficulties in recognizing colors and distinguishing objects of different colors will affect daily work, especially those related to design, graphics, driving, etc.In addition to people with genetic color blindness, people with temporary color blindness also have it due to trauma that damages the brain, retina, or eye diseases. For those with green and red color blindness who do a driver's job, they may be able to get a driver's license but not a commercial license and not be allowed to drive at night, which can be quite disruptive to the job that the patient will have to accept.