Retina

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Articles about Retina

90 published items.

Tips to help myopia see clearly without glasses
Discover science

Tips to help myopia see clearly without glasses

Anyone who is nearsighted will understand how broken or miss the medicine glasses at home. However, if you unfortunately fall into this situation, do not be too worried…

December 18, 2018
Are there restrictions for the eyes?
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Are there restrictions for the eyes?

Think about whether you can distinguish 1 million colors, recognize a single photon, look as far as the nearby galaxy. That was great enough!

December 18, 2018
How far can human eyes be?
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How far can human eyes be?

The vision of the human eye can extend as far as the horizon. If the Earth is flat (not the present sphere), you can even feel the light hundreds of miles away and at ni…

December 18, 2018
Perfect vision but blind
Biology

Perfect vision but blind

Mammals have two types of light-sensitive organs in the retina. They are cone and rod cells, all needed to receive the image of the surrounding environment. However, res…

December 17, 2018
Strange camouflage style of dragonflies
Biology

Strange camouflage style of dragonflies

Species often disguise themselves in motionless state: chameleon change color to blend into the surrounding environment, spots help keep hidden in bushes. However, accor…

December 17, 2018
Why are animal eyes shining under the lights
Animal world

Why are animal eyes shining under the lights

The eyes also reflect light, as every photographer knows ... but just not very good. In some photos our eyes also turn red. But it is not a reflector. This is due to the…

December 16, 2018