You probably installed the tube upside down. Here are a series of pictures to show the proper and improper tube orientations.This is how the scope should look when fully assembled....
You probably installed the tube upside down. Here are a series of pictures to show the proper and improper tube orientations.This is how the scope should look when fully assembled....
The AstroMaster 130 has a spherical mirror. Telescope mirrors are described by their figures in terms of the curvature of the optical surface. A spherical figure is one type of...
The AstroMaster 130 has a spherical mirror. Telescope mirrors are described by their figures in terms of the curvature of the optical surface. A spherical figure is one type of...
Many of Celestron’s GoTo mounts use the same power jack. These jacks are threaded on the outside. The threading is M8x0.75.On the CGEM, CGEM DX and the CGE Pro, power...
Many of Celestron’s GoTo mounts use the same power jack. These jacks are threaded on the outside. The threading is M8x0.75.On the CGEM, CGEM DX and the CGE Pro, power...
Most digital cameras will show white surfaces as gray because they are set to underexpose the surface if they take up a large part of the field of view. Celestron...
Most digital cameras will show white surfaces as gray because they are set to underexpose the surface if they take up a large part of the field of view. Celestron...
There are several ways to do-it-yourself when it comes to collimating tools. The easiest way is to drill a 1/16” to 1/8” hole in the center of your eyepiece drawtube...
There are several ways to do-it-yourself when it comes to collimating tools. The easiest way is to drill a 1/16” to 1/8” hole in the center of your eyepiece drawtube...
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