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What lenses would you use for short sightedness and long sightedness?
For short-sightedness (myopia), concave lenses are used to diverge light before it reaches the eye, helping to focus the image correctly on the retina. For long-sightedness (hyperopia), convex lenses are used to converge light before it reaches the eye, assisting in bringing the image into focus on the retina.
Is it possible to be short sighted and long sighted at the same time?
Yes it is possible, I am. It is when you are short sighted in one eye and long sighted in the other. Edit- I am also long and short sighted, but in both eyes. I can't see things close up or far away in either eye.
How do you write a quadrillion in figures?
On the short scale (which is more common in English-speaking countries), that would be 1,000,000,000,000,000 (15 zeroes). On the long scale, a quadrillion is 1,000,000,000,000,000,000,000,000 (24 zeroes).On the short scale (which is more common in English-speaking countries), that would be 1,000,000,000,000,000 (15 zeroes). On the long scale, a quadrillion is 1,000,000,000,000,000,000,000,000 (24 zeroes).On the short scale (which is more common in English-speaking countries), that would be 1,000,000,000,000,000 (15 zeroes). On the long scale, a quadrillion is 1,000,000,000,000,000,000,000,000 (24 zeroes).On the short scale (which is more common in English-speaking countries), that would be 1,000,000,000,000,000 (15 zeroes). On the long scale, a quadrillion is 1,000,000,000,000,000,000,000,000 (24 zeroes).
Are dogs near-sighted or far-sighted?
Dogs are near-sighted, meaning they can see better up close than far away. They rely more on their sense of smell and hearing for hunting and navigating their surroundings.
Is lemon short vowel or long vowel?
The e is a short vowel, while the o is more of a long vowel.
How do you write 70 billion in numbers?
70 billion can mean either 70,000,000,000 (short scale) or 70,000,000,000,000 (long scale). The short scale is more common in English-speaking countries.
Does the least distance of distinct vision increase or decrease for long sighted eye?
A long-sighted eye has a lens of insufficient power so that it needs an extra convex (magnifying) lens to bring objects into focus. A more powerful lens allows objects to be focussed at a closer distance, and that is what a magnifying glass does.
Is lemon a short vowel sound or long vowel sound?
The e is a short vowel, while the o is more of a long vowel.
Are short or long hairstyles the trend for women in 2011?
Long hairstyles are the trend. You can do alot more with long hair than you can with short. However, some people feel that it is more professional to have short hair.
Why do your eyes roll up when you talk?
It seems to be a common human trait when "thinking of what to say next". Blind people do it much more frequently than sighted people.
Is lemon a long vowel or a short vowel?
The e is a short vowel, while the o is more of a long vowel.
What is the name for far- sighted?
Hyperopia
