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The most popular accessories for your new telescope!
Start here to find the perfect telescope for you!
NEW: Nature DX ED Binoculars
Celestron’s award-winning Nature DX binocular gets a major upgrade with the addition of ED objective lenses.
NEW: Elements ThermoTank 3
On the trail, at the job site, in the classroom, or simply sitting at home relaxing – the Celestron Elements ThermoTank 3 will keep your hands toasty.
NEW: Elements ThermoTorch 5
This rugged, 3-in-1 device features a true tactical 3-mode flashlight, a hand warmer, and a portable power bank for recharging your personal electronics on the go.
Observing the microscopic world has never been easier!
Perfect for the serious student, professional scientist and discriminating hobbyist
Kids Microscope Kit
Great for home, classroom, or home-school use, this kit includes all the essential items you’ll need to begin exploring the wonders of the microscopic world.
Take control of your telescope! Download the Celestron PWI Telescope Control Software
Celestron’s FREE planetarium app is an astronomy suite that redefines how you experience the night sky.
Using Telescope Eyepieces
Your eyepieces are the first accessories you should learn to use with your telescope. Read our guide!
Tools for Beginners
DUE TO EXTREMELY HIGH DEMAND, WE WILL NOT BE TAKING NEW ORDERS UNTIL MONDAY, DECEMBER 14.
March 26, 2018
What is a Barlow Lens?
A Barlow lens is a diverging lens, which, when used with an eyepiece, can double...