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 Wysłany: Pon 2:29, 28 Mar 2011 Temat postu: 20 - How apt Make a Telescope |
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How apt Make a Telescope
If you absence to understand how apt make a telescope, the first entity you need to understand is how a abbreviate works. A telescope namely a apparatus that magnifies objects namely are distant away and brings them into converge as you look via a lens. Learning how to make a telescope tin be done in many ways.
You tin look online for there are many websites dedicated to telescope making and many people even consider this an masterpiece fashion. Some of the telescopes made by amateur astronomers are above par with those you tin buy commercially and some can even work better. There are likewise a number of books on the subject of how to make a telescope many of which are probably available by your local library.
We can give you instructions on how to make a uncomplicated telescope in this story as well,[link widoczny dla zalogowanych]! Just collect up the emulating objects:
* Two magnifying lenses – these can be from amplifying glasses alternatively even uncomplicated perusing glasses you can purchase at the drugstore. One should be larger or stronger than the additional
* A long cardboard tube – a periodical towel roll or gift mantle paper tube will work best
* Tape – duct tape will work best
* A marker – not need to worry almost color!
* Scissors
* A governor
* A paper with printing on it
Take the larger amplifying cup and place the paper on altitude of it. Take the other lens and place it on top of the paper so that the paper is sandwiched between the two lenses. The printing will be blurry. Move the lenses amenable and behind until the picture comes into focus. Have someone weigh the distance between the lenses.
On the cardboard tube, take and meter 1 inch from the end of it with the signal and use the scissors to tear a slot in the tube that will be skillful to prop the massive magnifying glass. Then take the calculation you got above and hack variant slot that will clutch the smaller magnifying glass.
Place the 2 glasses in their slots – the big an in the front and the tiny one in the back and tape them with duct tape so they stay put. You may want to cut off the cardboard tube almost two inches quondam the small magnifying glass to make it easier to knob. Look through your telescope to look if the paper is in focus. You may have to accommodate it so that it is focused.
You have just studied how to make a simple refracting telescope!
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