Magnification of dobsonian telescope

Stargazing
Thread starter josue2503
Start date Feb 1, 2008
Tags

Dobsonian Magnification Telescope

In summary, magnification in a dobsonian telescope is achieved by using different eyepieces with varying focal lengths. The maximum magnification possible is typically 50-60 times the aperture size in inches. It is possible to change the magnification by switching to a different eyepiece, but this may result in a blurry or distorted image if increased too much. Other factors such as the quality of optics, atmospheric conditions, and proper maintenance can also affect the image quality in a dobsonian telescope.

Feb 1, 2008

josue2503

how can i get the magnification of dobsonian telescope i made??

Astronomy news on Phys.org

Feb 1, 2008

chroot

Staff Emeritus

Science Advisor

Gold Member

The fact that it's a Dobsonian is irrelevant. The "Dobsonian" is just a type of mount.

The power of any telescope-eyepiece combination is the focal length of the objective divided by the focal length of the eyepiece.

- Warren

Related to Magnification of dobsonian telescope

1. How does magnification work in a dobsonian telescope?

Magnification in a dobsonian telescope is achieved by using different eyepieces, which have varying focal lengths. The eyepiece acts as a magnifying lens, increasing the apparent size of the object being viewed.

2. What is the maximum magnification possible with a dobsonian telescope?

The maximum magnification possible with a dobsonian telescope is typically around 50-60 times the aperture size in inches. For example, a 10-inch dobsonian telescope would have a maximum magnification of 500-600x.

3. Can I change the magnification while using a dobsonian telescope?

Yes, you can change the magnification while using a dobsonian telescope by switching to a different eyepiece with a different focal length. However, it is important to note that increasing the magnification too much can result in a blurry or distorted image.

4. How does the magnification affect the image quality in a dobsonian telescope?

The magnification can have a significant impact on the image quality in a dobsonian telescope. Higher magnification may result in a darker and more distorted image, as well as reducing the field of view. It is important to find the right balance between magnification and image quality.

5. Are there any other factors besides magnification that affect the image in a dobsonian telescope?

Yes, there are other factors that can affect the image in a dobsonian telescope, such as the quality of the optics and the atmospheric conditions. It is also important to properly collimate and maintain the telescope for optimal image quality.