High-Resolution Planetary Photography with a Barlow and DSLR

A Barlow is a great tool for those interested in planetary astroimaging with a Newtonian telescope and a DSLR. Typically, the T-adapter needed to mount a DSLR in a Newtonian...

High-Resolution Planetary Photography with a Barlow and DSLR

A Barlow is a great tool for those interested in planetary astroimaging with a Newtonian telescope and a DSLR. Typically, the T-adapter needed to mount a DSLR in a Newtonian...

What are the different types of eyepiece filters: colored neutral density, and polarizing?

What are the different types of eyepiece filters: Colored, Neutral Densi...

Eyepiece filters are a gamechanger for lunar and planetary observing. They can reduce glare and light scattering, increase contrast through selective filtration, increase definition and resolution,...

What are the different types of eyepiece filters: Colored, Neutral Densi...

Eyepiece filters are a gamechanger for lunar and planetary observing. They can reduce glare and light scattering, increase contrast through selective filtration, increase definition and resolution,...

The Ultimate Guide to Using Binoviewers

The Ultimate Guide to Using Binoviewers

Imagine being a passenger in a private spacecraft orbiting the Moon. As you look out the porthole, you place your hands on the sides of your temples, then gasp in...

The Ultimate Guide to Using Binoviewers

Imagine being a passenger in a private spacecraft orbiting the Moon. As you look out the porthole, you place your hands on the sides of your temples, then gasp in...

How to Determine Which Eyepieces to Use with Your Telescope

How to Determine Which Eyepieces to Use with Your Telescope

Every scope Celestron manufactures includes the following information in its specifications chart: the minimum useful magnification and the maximum useful magnification. This information provides t...

How to Determine Which Eyepieces to Use with Your Telescope

Every scope Celestron manufactures includes the following information in its specifications chart: the minimum useful magnification and the maximum useful magnification. This information provides t...

What are the different eyepiece sizes/diameters?

Astronomical eyepieces are described by the diameter of the base tube or barrel and come in several standard diameters. This is not to be confused with the focal length of...

What are the different eyepiece sizes/diameters?

Astronomical eyepieces are described by the diameter of the base tube or barrel and come in several standard diameters. This is not to be confused with the focal length of...

What's the difference between Variable Polarizing filter, the Neutral De...

Neutral Density Moon FilterThe 94105 Neutral Density Moon Filter is a filter that attaches to a 1.25” eyepiece that lowers the amount of light entering the eyepiece by 87%. In...

What's the difference between Variable Polarizing filter, the Neutral De...

Neutral Density Moon FilterThe 94105 Neutral Density Moon Filter is a filter that attaches to a 1.25” eyepiece that lowers the amount of light entering the eyepiece by 87%. In...