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Does the diameter of a telescope control its magnification?
No, you can change the magnification of the telescope by simply changing the eyepiece. The two most important powers of the telescope, light-gathering power and resolving power, depend on the diameter of the telescope, but it does not control the magnification.
How is the size of a reflecting telescope indicated?
The size of a reflecting telescope is typically indicated by its aperture, which is the diameter of the primary mirror. Aperture size plays a crucial role in determining the light-gathering ability and resolving power of the telescope.
How can you increase the magnification of a refracting telescope without decreasing the light-gathering power?
To increase the magnification of a refracting telescope without decreasing its light-gathering power, you can use a longer focal length eyepiece. This allows for higher magnification while maintaining the same aperture size, which ensures that the telescope continues to gather light effectively. Additionally, you could also employ a focal extender or a Barlow lens, which increases magnification without affecting the aperture's ability to collect light.
What is the formula for light gathering power for telescopes?
The formula for light gathering power for telescopes is proportional to the square of the diameter of the objective lens (or mirror) of the telescope. This can be calculated using the formula: Light gathering power = (Diameter of objective lens)^2.
A telescope that suffers from chromatic aberration and has a low light gathering power is most likely?
a cheap refracting telescope with a simple lens system. Chromatic aberration occurs when different colors of light focus at different points, and low light-gathering power could be due to a smaller aperture size.
Does the diameter of a telescope control its magnification?
No, you can change the magnification of the telescope by simply changing the eyepiece. The two most important powers of the telescope, light-gathering power and resolving power, depend on the diameter of the telescope, but it does not control the magnification.
Why does the light gathering power of a telescope vary?
The light gathering power of a telescope is directly proportional to the area of the objective lens of the telescope.
What is The light-gathering ability?
The light-gathering ability refers to the capacity of an optical system, such as a telescope or camera lens, to collect light from a distant object. It is determined by the size of the aperture or objective lens. A larger aperture allows more light to enter the system, resulting in brighter and more detailed images.
How can you determine the light gathering power ratio between a 1 meter telescope and a 10 meter telescope?
The light gathering power is directly proportional to the light gathering area, so all you have to do is figure out the ratio of the areas of the two scopes. Another answer: Do you remember fourth grade arithmetic? Do you remember pi r square?
The light gathering power of a telescope increases as the objective increases?
Yes, the light gathering power of a telescope is directly proportional to the surface area of its objective lens or mirror. A larger objective can collect more light, allowing for brighter and clearer images to be observed. This increased light gathering power is beneficial for viewing faint or distant objects in space.
How is the size of a reflecting telescope indicated?
The size of a reflecting telescope is typically indicated by its aperture, which is the diameter of the primary mirror. Aperture size plays a crucial role in determining the light-gathering ability and resolving power of the telescope.
What makes a telescope powerful?
The light-gathering power of a telescope is determined by its aperture, which refers to the width of a telescopes primary mirror or objective lens.
What is the name for the ability of a telescope to collect radiation from a star?
Please refer to the link below. This will take you to a web site that discusses this. Multiwavelength astronomy is dedicated to observing the various spectrums of radiation emitted. That is called its light gathering ability. The 'aperture size' determines the amount of light (radiation) a telescope gathers This site might help you obtain a more in depth answer imagine.gsfc.nasa.gov IT IS CALLED "LIGHT GRASP" in an optical telescope and "RF GAIN" in a radio-telescope.
What is the purpose of the newtonian reflecting telescope?
Gathering and focusing light from distant objects.
What is the formula for light gathering power for telescopes?
The formula for light gathering power for telescopes is proportional to the square of the diameter of the objective lens (or mirror) of the telescope. This can be calculated using the formula: Light gathering power = (Diameter of objective lens)^2.
What is the ratio of the light gathering power of a 1.39 m telescope to that of a 0.79 m telescope?
(1.39/0.79)2 = about 3.1 (rounded)
A telescope that suffers from chromatic aberration and has a low light gathering power is most likely?
a cheap refracting telescope with a simple lens system. Chromatic aberration occurs when different colors of light focus at different points, and low light-gathering power could be due to a smaller aperture size.
