Telescopes

How to Shoot Lunar Eclipse

By BASHARAT SHAH, MD

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February 20th 2008 8.01 Central time almost the entire America witnessed a total Lunar Eclipse. I was able to shoot this live event with my Nikon D200 Digital SLR camera. The pictures are worth a view so I decided to share them with you... more »

How to Align the Equatorial Mount of the Celestron Firstscope 76EQ Telescope

By eHow Electronics Editor

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The setting circles of the equatorial mount of the Celestron Firstscope 76EQ Telescope make finding objects in the sky relatively easy. In order to use these setting circles, you must align the equatorial mount with the earth's axis of rotation... more »

How to Care for Your Telescope

By eHow Electronics Editor

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Be cautious when caring for your telescope. Cleaning the optics can do more damage than letting the dust sit on them... more »

How to Use a Telescope Under Adverse Conditions

By eHow Electronics Editor

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Light pollution is the bane of amateur astronomers but, like all difficulties, it can be overcome with discipline and precision. Researching the night sky can add to the stargazing experience... more »

How to Use Autostar to View Saturn With the Meade DS-2000 Series Reflecting Telescope

By eHow Electronics Editor

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To view Saturn, use the GO TO SATURN procedure on the Meade DS-2000 Autostar system. Be sure to perform the EASY ALIGN procedure before attempting the steps below. Once you've performed the EASY ALIGN procedure, you can not only view Saturn but ... more »

How to Attach the Sky-Watcher Short Tube Refractor Telescope to the Mount

By eHow Electronics Editor

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The Sky-Watcher Refractor Telescope is great for viewing distant objects in the sky. Read on to learn how to attach the Sky-Watcher Short Tube Refractor Telescope to the mount... more »

How to Buy a Telescope Eyepiece

By eHow Hobbies, Games & Toys Editor

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Every amateur astronomer who owns a telescope should have several eyepieces because changing them allows for viewing objects at various magnifications... more »

How to Align the Finder Scope of the Sky-Watcher SK1025AZ3 Short Tube Refractor Telescope

By eHow Electronics Editor

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The Sky-Watcher SK1025AZ3 Telescope is good for beginners and traveling observers. The finder scope is a tool mounted on a telescope to help you target an astronomical object. It does not have high magnification power but it is equipped with ... more »

How to Calculate the Field of View of the Sky-Watcher SK707AZ2 Refractor Telescope

By eHow Electronics Editor

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The area that you can see through your telescope is known as the true field of view or the actual field of view. The field of view of your telescope is determined by the design of the eyepiece of the telescope. Calculating the field of view of a ... more »

How to Focus a Telescope

By eHow Electronics Editor

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A telescope must be focused to show a proper image. An out-of-focus telescope will show blurs or nothing at all. The first time you use a new telescope, it will most likely be out of focus. Get it into focus and begin enjoying the new vistas your ... more »

How to Use a Telescope With Setting Circles

By eHow Hobbies, Games & Toys Editor

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Setting circles on a telescope mount aid in locating objects in the sky. There will be two circles. One, the right ascension axis (RA for short), corresponds to the polar axis. Right ascension axes are typically measured in hours and minutes, but ... more »

How to Use the Mode Key to Display Declination Coordinates of the Meade LX90GPS Schmidt-Cassegrain Telescope

By eHow Electronics Editor

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The mode key on your AutoStar is similar to the escape key on a computer's keyboard. It allows you to go back tot he previous menu or data level until the top level, Select Item, is reached. However, if you press and hold the mode key, you can ... more »

How to Align the Finderscope of the Sky-Watcher SK707AZ2 Refractor Telescope

By eHow Electronics Editor

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The SK707AZ2 Refractor Telescope is considered an ideal choice for those keen on watching objects in the sky. This model is lightweight, portable and sturdy. The Finderscope is useful in locating an object in the sky and controls the brightness ... more »

How to Perform a Two-Star Alt/Az Alignment of the Meade 8n LX90GPS Schmidt-Cassegrain Telescope

By eHow Electronics Editor

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Two stars are chosen manually by the observer from the large database of Autostar. Complete Step 1 through 9, unless you have completed the initialization procedure then complete Step 6 through 9... more »

How to Use Autostar to Identify an Object with Your Meade DSX-90 Altazimuth-Cassegrain Telescope

By eHow Electronics Editor

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You can use the arrow keys on Autostar to identify objects you have found in the sky with your Meade DSX-90 Altazimuth-Cassegrain telescope. Center any object and use the "Identify" menu to determine what the object is. Here's how to do it... more »

How to Buy a Telescope

By eHow Electronics Editor

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The best telescope is not the most expensive or the biggest - it's the one you'll use most... more »

How to Calculate the Field of View of the Sky-Watcher Short Tube Refractor Telescope

By eHow Electronics Editor

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The area in which you can see through your telescope is known as the true field of view. Your telescope’s field of view is determined by the design of the eyepiece. Here is how to find the field of view of the Sky-Watcher Short Tube Refractor ... more »

How to Use a Camera Adapter Tube With the Sky-Watcher SK1206AZ3 Short Tube Refractor Telescope

By eHow Electronics Editor

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One of the main reasons for using a telescope is advanced photography. A telescope can be attached to a camera for high quality detailed photos. The Sky-Watcher SK1206AZ3 Short Tube Refractor Telescope also offers such functionality. However, ... more »

How to Use a Dobsonian Reflector Telescope

By eHow Hobbies, Games & Toys Editor

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Dobsonian refers to the kind of mount - inexpensive, but cumbersome - on which the telescope sits. It moves the telescope on an XY axis, which is to say, up and down and left to right... more »

How to Use an Apochromatic Refractor Telescope

By eHow Hobbies, Games & Toys Editor

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Apochromatic telescopes are more expensive than reflecting telescopes, but they require less maintenance and are extremely portable... more »

How to Align the Equatorial Mount of the Celestron FirstScope 114 Short Newtonian Equatorial Telescope

By eHow Electronics Editor

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The setting circles of the equatorial mount make it easy to locate objects in the sky. To use these setting circles, you must first align the equatorial mount with the earth's axis of rotation... more »

How to Align the Red Dot Finder of Your Meade 8N LightBridge Truss Tube Dobsonian Telescope

By eHow Electronics Editor

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The Meade 8-inch LightBridge truss tube Dobsonian telescope comes equipped with a red dot finder instead of the traditional crosshair configuration found in other telescopes. To get the most of your new red dot tool you need to align this tool ... more »

How to Assemble Your Meade LX90 Schmidt-Cassegrain Telescope

By eHow Electronics Editor

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The Meade LX90 telescope line comes almost fully ready to view the stars. Within a few minutes of unboxing and unwrapping your telescope, you will be ready to look at the many constellations in the sky. Just follow these simple instructions to ... more »

How to Calculate the Magnification of a Sky-Watcher SK MAK Maksutov-Cassegrain Spotting Scope

By eHow Electronics Editor

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You determine the magnification power of a telescope from the focal length of the eyepiece and the focal length of the telescope. The eyepiece in the Sky-Watcher SK MAK series is either 10 mm or 25 mm; the telescope ranges from 1250 to 1500 mm... more »

How to Find Objects From a Star Chart With the Celestron FirstScope 76 Newtonian Equatorial Telescope

By eHow Electronics Editor

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Use the setting circles for right ascension and declination on your Celestron Firstscope to quickly locate heavenly objects. You can find the objects' coordinates in star charts or atlases. Just follow these steps... more »

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