Photophobia, tears, blurred vision, see [seven colors of light], watch out for glaucoma

Glaucoma, second only to cataract, is the world’s second blinding eye disease and seriously threatens human visual health. What is glaucoma? Why does glaucoma occur? Which individuals are prone to glaucoma? How to find glaucoma? How should glaucoma be treated? I hope this article can briefly explain these problems. What is glaucoma? Glaucoma is a kind of disease that causes intraocular pressure to be too high due to various reasons and causes optic nerve damage. Generally speaking, it is the intraocular pressure that is too great and optic nerve is compressed, resulting in vision decline and visual field defect. Why does intraocular pressure rise? Maintenance of normal intraocular pressure, Mainly depends on the normal circulation of the liquid in the Read More …

Will watching people burn and weld blind my eyes?

Editor’s Note: I have seen welders holding protective masks or wearing protective goggles welding on the road. Have you ever thought that welders should not look at it. This must be very destructive light. Will my eyes be blind if I look at it carelessly? Dr. Clove asked a professional ophthalmologist to tell you! Ultraviolet rays are the culprit. Welding is actually an intense and continuous discharge process. Photons of different wavelengths are excited at different temperatures to form an arc. Therefore, this arc is not only visible light to human eyes, but mainly contains three different wavelengths of light sources-infrared, visible and ultraviolet. Among them, a large number of ultraviolet rays invisible to the naked eye are the invisible Read More …