Aunt to radish\'s House next door, my mother says, radish, called an aunt! Radish cocked his head, glance at aunt eye, Hey! Radishes have personality! Aunt light the large head of radish, radish, you cool it!
Radish is not cool, radish is because of vision problems, his left eye with amblyopia, radish\'s mother know this is already a year later, radish at the age of 4, doctors say fortunately found in time.
Humans are not born with 1 \'s vision, but as the stimulus from the outside world is slowly developing a variety of Visual function, during the birth to 3 years after is the most important stages of Visual development.
0 -4 visual development chart
22nd day of pregnancy, began development
Narrow the view of birth, not more than 15 degrees up and down, not more than about 30 degrees, see something other than 20cm
Two week recognizable shape of large objects, color.
Increases the view of 2 months, left and right eye simultaneously depending on the person\'s actions
3 months to move small objects, you can identify a variety of different colors.
4 months to see their hands, will stretch out my hand touched to see things.
Align the eyes can focus 6 months. Eye-matured in this phase, distinguished different direction up, down, left, right, establishment of the third dimension is also nearing completion.
9 month vision about 0.1
1 vision about 0.2, width the view slowly closer to adult
Vision about the age of 3 up to 0.6 per cent until around the age of 3, a fine Visual reflex movement.
Before and after 4 years of vision up to 1.
Transfers from the maternal and child of the world
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