Different Types of Telescopes

From the Greek tele which means far and skopein which means to see, a telescope helps us to see the remotest of objects. Whether they be 50 feet away or in another galaxy, telescopes have been around since the 1600’s to aid us in viewing the fascinating space all around us. There are as many different telescopes as there are reasons to use them.... 

Creating Your Own Telescope

Materials that you will need: Magnifying glass, Masking tape, Flashlight, Thin piece of paper, a pair of reading glass with low numbers, yardstick, and an assistant. Tape the reading glasses to the yardstick making sure one lens is out on the side. Place the flashlight on a stand about twelve feet away. Shine the light at the lens that is sticking... 

Basic Tips for Using Telescopes

Telescopes tend to come in two different types Reflectors and Refractors. A Reflecting telescope is good for looking at galaxies and starclouds, and they allow the observer to see sharp images. They are also less expensive than refractors because they usually have just one surface that helps to focus the light. Refracting telescopes can be used to... 

Astrophotography

Astrophotography can be a rewarding pastime for some beginner astronomers. Conventional 35mm cameras, Schmidt cameras, and CCD or Digital cameras can be used to take your spectacular pictures. The right pieces are needed to make this a success. You will need a shutter cable for the 35mm, an equatorial telescope mount to help with tracking your object... 

Achromatic versus Apochromatic Lenses in Telescopes

In 1733, an Englishman, Chester Moore Hall, created the Achromatic refracting lens. His design limited the color aberrations by using two pieces of glass that were both ground and polished. These lenses usually were employed to see red and blue light. However, the design does not block out all of the rainbow of color around the images. Achromatic... 

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