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PowerSeeker 127EQ Telescope

Knowledge Base Articles

Exit pupil

What is back focus? What problems does it cause for visual and photographic use of my scope? What are related focus issues?

What is magnification/power as it pertains to telescopes?

What is resolution and resolving power?

What are the types of optical design aberrations?

What is field of view?

What is near focus?

What is the focal ratio? How is it related to the f-stop?

What are diffraction-limited optics?

What is light gathering power and magnitude limit?

What is contrast?

What is focal length?

What is aperture?

How can I make my own collimating tool to use with my Newtonian reflector?

Why do planets appear as small dots, even with my 10 mm eyepiece?

Why do I need polar alignment?

What is precise polar alignment?

What is rough polar alignment?

What are the specifications for the AstroMaster/PowerSeeker motor drive #93514?

Does my PowerSeeker reflector have a spherical or parabolic mirror? What is the difference?

Why does my PowerSeeker 127EQ has only one counterweight, yet the manual shows two?

I “accidentally” took apart my Celestron 20 mm erect image eyepiece. How do I put it back together?

I want to collimate my PowerSeeker 127EQ. Where are the collimating screws for the main mirror?

Why does there appear to be a black circle in the middle of my image when I look at a star or planet?

What does magnitude mean?

Which scope aperture is best for different kinds of objects?

What is a star party? Where can I find information on star parties around my area?

Why do I only see stars as points of light even when using my highest power eyepiece?

The PowerSeeker 127EQ has a 1000 mm focal length. Why is its tube only 508 mm long? Is this a mistake?

How can I make my PowerSeeker mount track stars?

How do I get the most accurate polar alignment?

Can I motorize my PowerSeeker telescope?

What is a Solar filter?

How do I collimate my PowerSeeker telescope by aligning the mirrors in daylight?

How can I use of my telescope for terrestrial use?

How do I level my telescope mount?

Why does my telescope rings have a missing screw?

How much magnification can I use and how much is too much?

Why can’t I see anything using my 4 mm eyepiece?

What is the eyepiece size and diameter?

How do I collimate my PowerSeeker telescope by using the stars?

How can I accurately conduct a polar alignment?

How do I polar align my scope using Polaris and the North Celestial Pole?

How do I use the setting circles on my Celestron German equatorial mount?

What is the finderscope used for?

How do I use an equatorial mount for terrestrial observing?

How do I polar align my telescope if I'm in the southern hemisphere?

Why won’t my erect image eyepiece or diagonal always give right side up images with my scope?

I need to box up my scope and ship it. What’s the best way to pack it?

What is field rotation? How does it affect my scope’s viewing and imaging?

Why can’t I see any light coming through my telescope?

Why can’t I find anything with my finderscope on my PowerSeeker telescope?

How do I use eyepieces with my telescope?

How do I balance my PowerSeeker telescope?

Why don't the images I see through my telescope look the same as photos I see taken with the same type of telescope?

I have a 60 mm refractor with a focal length of 900 mm. Why can't I get a clear image when I try to use my 2x Barlow lens with my 6 mm eyepiece?

How do you determine a telescope's magnification?

How far can I see with a telescope?

Why does my manual show several telescopes?

I “accidentally” took apart my eyepiece, removing the lens that goes closest to my eye. Help! How do I put it back together?

Where can I find a smartphone adapter to take pictures with my telescope?