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If the primary mirror of a telescope have a focal length of 225 centimeters and the eyepiece has a focal length of 7.5 millimeters then what is the magnifying power of the telescope?
Wiki User
∙ 15y ago
The magnifying power of a telescope is the focal length of the scope in millimeters, divided by the focal length of the eyepiece in millimeters. Focal length of scope: 225cm=2250mm Focal length of eyepiece: 7.5mm 2250/7.5= 300X
Wiki User
∙ 15y ago
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What does the eyepiece if a refracting telescope do?
The eyepiece lens acts like a magnifying glass looking at the image from the objective lens.
How can the magnifying power of a telescope be increased?
a telescope's magnification is calculated as the ratio of the focal length of the primary objective to the focal length of the eyepiece. Since a telescope is defined by the primary objective, this part of it is essentially unchangeable. Therefore, the way to increase magnification is to decrease the focal length of the eyepiece. For example, a 1000mm objective and a 25mm eyepiece yields a magnification of (1000/25) 40x. Changing the eyepiece to a 10mm eyepiece increases magnification to (1000/10) 100x.
What would be the magnification of a telescope with a focal length of 3000 millimeters using an eyepiece of focal length equal to 15 mm?
200 would.
What does the simplest optical telescope contain?
It contains an objective lens and a lens in the eyepiece of the telescope.
Will the celestron powerseeker 70az telescope be able to see a solar eclipse?
You don't need ANY kind of telescope to see the solar eclipse. If you have a telescope, and _IF_ you have a projection eyepiece that will project the Sun's image onto the screen, then you can use it - but the problem with viewing the Sun is more in decreasing the intensity of the image rather than magnifying it.
If a telescope has an objective with a focal length of 50 centimeters and an eyepiece with a focal length of 25 millimeter what will be the magnification?
20
What is the magnifying power of the eyepiece used?
That depends on the eyepiece, a 9mm eyepiece will have more magnification than a 22mm eyepiece.
What does the eyepiece if a refracting telescope do?
The eyepiece lens acts like a magnifying glass looking at the image from the objective lens.
How can the magnifying power of a telescope be increased?
a telescope's magnification is calculated as the ratio of the focal length of the primary objective to the focal length of the eyepiece. Since a telescope is defined by the primary objective, this part of it is essentially unchangeable. Therefore, the way to increase magnification is to decrease the focal length of the eyepiece. For example, a 1000mm objective and a 25mm eyepiece yields a magnification of (1000/25) 40x. Changing the eyepiece to a 10mm eyepiece increases magnification to (1000/10) 100x.
What would be the magnification of a telescope with a focal length of 3000 millimeters using an eyepiece of focal length equal to 15 mm?
200 would.
Does a eyepiece of a telescope have a lens?
A telescope eyepiece usually has 2 lenses in an astronomical telescope, and it is designed to give a magnified view of the virtual image produced at the focal point of the main lens.
What parts compose the magnifying system in microscope?
The magnifying system in a microscope typically consists of the objective lens, eyepiece lens, and sometimes a condenser lens. The objective lens is responsible for capturing the image of the specimen, while the eyepiece lens further magnifies the image for the viewer. The condenser lens helps focus the light onto the specimen for clearer viewing.
What is a jewelers eyepiece called?
A loupe is a small magnifying lens that could be described as a jeweler's eyepiece.
What does the simplest optical telescope contain?
It contains an objective lens and a lens in the eyepiece of the telescope.
Will the celestron powerseeker 70az telescope be able to see a solar eclipse?
You don't need ANY kind of telescope to see the solar eclipse. If you have a telescope, and _IF_ you have a projection eyepiece that will project the Sun's image onto the screen, then you can use it - but the problem with viewing the Sun is more in decreasing the intensity of the image rather than magnifying it.
What is the power of the eyepiece?
The magnification, or power, at which a telescope is operating is a function of the focal length of the telescope's main (objective) lens (or primary mirror) and the focal length of the eyepiece employed.
Telescope magnification power with a 30 mm eyepiece for a telescope?
That all depends on the focal length of the telescopes objective mirror or lens, which is not stated in the question. Find the focal length of the main lens at the front of the tube, or the main mirror at the back. It's printed somewhere on the telescope itself, or else on the box it came in. Make sure the number is in millimeters, and then divide it by 30 (the focal length of your eyepiece). The answer is the magnification you'll get with that particular eyepiece in that particular scope.
