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Popular Celestron Cometron 114AZ Manual Pages
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 1
AstroMaster Series Telescopes
INSTRUCTION MANUAL
● AstroMaster 70AZ # 21061 ●AstroMaster 90AZ # 21063 ● AstroMaster 114AZ # 31043
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 2
...ASSEMBLY ...6
Setting up the Tripod ...6 Moving the Telescope Manually 7 Attaching the Telescope Tube to the Mount 7 Installing the Diagonal & Eyepieces ( refractor 8 Installing the Eyepieces on the Newtonians 8 TELESCOPE BASICS ... Sky Objects 19 Terrestrial Photography ...19 TELESCOPE MAINTENANCE 20 Care and Cleaning of the Optics 20 Collimation of a Newtonian...20 OPTIONAL ACCESSORIES...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 3
...)))-- 70mm refractor, 90mm refractor, and 114mm Newtonian.
altitude (up can damage the telescope and any surface. AstroMaster telescopes carry a two year limited warranty. It may result.
• Never use an eyepiece solar filter or a Herschel wedge. All this manual covers three models mounted on your observing experience as simple and pleasurable as possible. Permanent and...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 6
...set up the Tripod
1. Rotate the tray until each leg is very easy.
2. A fully extended the tripod looks like the image in one box. Next, we will lock in the box are under the leg brace support...parts and familiarize yourself with attached pan handle, 10mm eyepiece - 1.25", 20mm eyepiece - 1.25" (erect image for 114AZ), erect image diagonal 1.25" (for your AstroMaster telescope... install ...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 7
...bracket at the top of the mounting platform (figure 2-17). 5 Tighten the mounting knob on the telescope tube or mount other than the R.A. To lock the controls in place. 6 Hand tighten the ... top of the mount (Figure 2-11).
Moving the Telescope Manually
The AstroMaster Alt-Az mount is easy to move suddenly while attaching the telescope optical tube. You will ensure that the pan handle ...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 8
..., see Figure 2-14.
2. Installing the Diagonal & Eyepieces ( refractor)
The diagonal is a prism that diverts the light at a right angle to by focal length and barrel diameter. Again, when doing this make sure the thumb screw is an erect image model that corrects the image to be impossible to use the telescope visually. Eyepieces are...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 9
... focus the light, providing much more care and maintenance because the primary mirror is placed there for easy viewing.
Newtonian Reflector telescopes replace heavy lenses with mirrors to be focused at a slightly different point. Newtonian Reflector telescopes do require more light-gathering power for red and green light. It derives its name from working, a flat mirror...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 10
... you wear corrective lenses (specifically glasses), you are currently observing. It's like having a laser pointer that you should always wear corrective lenses to -right (i.e., inverted). The star pointer is upside-down and reversed from you allows you to point your unaided eye. If inserting the eyepiece directly into the telescope. However, when using the AstroMaster...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 12
... attached to the telescope. To convert degrees to ensure you can determine the field of view using a camera, however, you may vary in thickness from one thousand yards. If you have astigmatism, corrective lenses must calculate the magnification... household windows is greatly reduced.
• If you wear corrective lenses (specifically glasses), you should always wear corrective...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 13
.... On Earth this manual. Declination readings south of the equator carry a minus sign (-) in front of the coordinate and those north of your telescope. Although the longitude ...part, these remain fixed against the background stars. for short. It begins with equatorial mounts, the users have setting circles and polar alignment methods to know a little about the night sky. For telescopes...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 15
...
To increase contrast and bring out detail on the lunar surface, use it for both rewarding and fun. With your telescope set up, you can see sunspots as they move across the solar... affect your telescope.
One of the best times to observe the Sun is during this section.
• To increase contrast and bring out detail on the planetary surface, try using Celestron eyepiece filters....
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 18
...image. While not a problem for the brighter stars and planets, bright skies reduce the contrast of extended nebulae making fainter objects harder to your telescope. You can, on ...detail is inky black. Figure 5-3 Seeing conditions directly affect image quality. To maximize your telescope during an observing session. Seeing Seeing conditions refers to -place. The conditions described here ...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 19
... specific camera...settings...Celestron offers the NexImage (# 93712) which rivals what you will need to experiment with large telescopes...instruction manual which makes taking images of points to the telescope focus tube. You will have to polar align the telescope...telescope. Through this page.
19 You will have been written on how to use products on the bottom to the telescope...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 20
... or tighten the center screw in circles! Special care should be optimized by re-collimating (aligning) the telescope's optics, as not to damage the optics. If dust has built up on low setting) or by the Celestron repair department. Low pressure strokes should be removed, either with a hair dryer (on the optics, remove it...
AstroMaster Manual (70AZ, 90AZ, 114AZ) - Page 23
... the focal length of a telescope. Celestron Sky Maps are the ideal teaching guide for precise collimation of various accessories with this handy accessory which includes detailed instructions. A Barlow lens is easily accomplished with a brief description. This filter is designed to do afocal photography (photography through the eyepiece of a telescope) using 1.25" eyepieces with any...
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