Using Your Astro Gear for Birding

Using Your Astro Gear for Birding

Did you know that the hobbies of birdwatching, astronomy, and wildlife viewing are all basically the same thing? We astronomers and birdwatchers both harvest photons using lenses and mirrors to...

Using Your Astro Gear for Birding

Did you know that the hobbies of birdwatching, astronomy, and wildlife viewing are all basically the same thing? We astronomers and birdwatchers both harvest photons using lenses and mirrors to...

What is the difference between roof prism and Porro prism Spotting Scopes?

What is the difference between roof prism and Porro prism Spotting Scopes?

 While descriptions of binoculars usually include a reference to the type of prism system used in their respective optical designs (Porro or roof), spotting scopes generally do not have these...

What is the difference between roof prism and Porro prism Spotting Scopes?

 While descriptions of binoculars usually include a reference to the type of prism system used in their respective optical designs (Porro or roof), spotting scopes generally do not have these...

The Difference Between an Angled and Straight Spotting Scopes

The Difference Between an Angled and Straight Spotting Scopes

Many who begin considering the addition of a spotting scope to their optical toolkit are immediately faced with a choice. Should one choose a straight or angled eyepiece design and...

The Difference Between an Angled and Straight Spotting Scopes

Many who begin considering the addition of a spotting scope to their optical toolkit are immediately faced with a choice. Should one choose a straight or angled eyepiece design and...

Should I use a tripod or a monopod?

Should I use a tripod or a monopod?

A common question regarding tripods and monopods is, “Which one should I use?” The answer is a relatively simple one; however, it requires first answering three other questions first:What optic...

Should I use a tripod or a monopod?

A common question regarding tripods and monopods is, “Which one should I use?” The answer is a relatively simple one; however, it requires first answering three other questions first:What optic...

Does my Spotting Scope accept Astronomical Eyepiece & Filters?

Using Astronomical Eyepieces and Filters with Celestron Spotting ScopesOne of the features that makes Celestron’s Regal M2 ED, TrailSeeker, Hummingbird ED, C90, and C5 spotting scopes much more ver...

Does my Spotting Scope accept Astronomical Eyepiece & Filters?

Using Astronomical Eyepieces and Filters with Celestron Spotting ScopesOne of the features that makes Celestron’s Regal M2 ED, TrailSeeker, Hummingbird ED, C90, and C5 spotting scopes much more ver...

What is a waterproof spotting scope?

Waterproof spotting scopes are designed to totally exclude water from the optical tube. They may be nitrogen purged: filled with dry, inert gas (nitrogen) as an additional barrier to the...

What is a waterproof spotting scope?

Waterproof spotting scopes are designed to totally exclude water from the optical tube. They may be nitrogen purged: filled with dry, inert gas (nitrogen) as an additional barrier to the...