In the meantime, absorb many infrared ray, the eye ground that the direct illuminate place of orthoptic sun or intense arc light causes is injured, if common solar sex retina is choroid burnable.
Conclusion: Condensation to partial ciliary body and the whole retina plus second-stage trabeculectomy is one of so effective methods in the treatment of neoformative vascular glaucoma.
They can't see the color red because they don't have the necessary receptors in their retinas for that, so they only perceive variations of blue and green.
Light comes in through the cornea and pupil and hits the lens — the convex, transparent disc that focuses that light and projects it onto the retina, which makes up the inner layer of the back of the eyeball.
As NASA explains, even when 99 percent of the sun's surface is covered, the 1 percent that sneaks out around the edges is enough to damage the rod and cone cells in your retinas.
正如 NASA 所解释,即使太阳表面 99%被遮挡,仍有 1%阳光从边缘漏出,足以损害视网膜上杆细胞和锥细胞。
Light sensitive cells in our retinas feed signals deep into that brain region, training neurons to sync up with Earth's 24 hour cycle of day and night.
Here is also a different way of aggregating this data – the algorithm did significantly better than all of the optometrists and matched the performance of the number one retina specialist.
Looking at even the uneclipsed Sun for more than a moment is painful, and that pain is the result of the damage that solar radiation is doing to your retinas.