Under $500

Explore Scientific Nebula Filter 1.25" CLS Range from 436nm to 536nm with peak at 488nm. Transmission 98.3% This is a general-purpose light-polluti...

Explore Scientific Nebula Filter 1.25" CLS Range from 436nm to 536nm with peak at 488nm. Transmission 98.3% This is a general-purpose light-pollut...

Explore Scientific Nebula Filter 1.25" H-Beta Range from 478nm to 496nm with peak at 489nm. Transmission 94.5% H-Beta - Hydrogen is the most abunda...

Explore Scientific Nebula Filter 1.25" H-Beta Range from 478nm to 496nm with peak at 489nm. Transmission 94.5% H-Beta - Hydrogen is the most abunda...

Explore Scientific Nebula Filter 1.25" O-III Range from 483nm to 511nm with peak at 496nm. Transmission 96.7% Oxygen III - This is the highest cont...

Explore Scientific Nebula Filter 1.25" O-III Range from 483nm to 511nm with peak at 496nm. Transmission 96.7% Oxygen III - This is the highest cont...

Explore Scientific Nebula Filter 1.25" UHC Range from 458nm to 508nm with peak at 488nm. Transmission 96.7% UHC - This is an ultra-high contrast na...

The neutral density filter transmits light uniformly across the entire visual spectrum. It serves as an excellent filter to reduce glare and irradi...

    S M L XL 2XL Width, in 18 20 22.01 23.98 25.99 Length, in 28.98 29.97 30.99 31.97 33 Sleeve Length, in 8.19 8.59 8.98 9.38 9.77  ...

Features Small travel binoculars, ideal also for eyeglass wearers Waterproof and nitrogen purged / true colour images Phase coating for high cont...

Features Small travel binoculars, ideal also for eyeglass wearers Waterproof and nitrogen purged / true color images Phase coating for high contr...

Features Small travel binoculars, ideal also for eyeglass wearers Waterproof and nitrogen purged / true color images Phase coating for high contr...

Domes and accessories are made to order, approximate wait time is 12 Weeks For special orders contact Customer Service at 866-252-3811*Freight incl...

Domes and accessories are made to order, approximate wait time is 12 Weeks For special orders contact Customer Service at 866-252-3811*Freight incl...

Features Everything is Included! The Revolution Imager includes everything you need to get up-and-running and get the most out of your existing te...

Description Look into your telescope through an Aline and you see a bright white circle surrounding the image of your eye's pupil, making it easie...

Description Compact, rugged ABS plastic case fits in the palm of your hand – a mere 4.5 inches long, 1.3 inches high and 1 inch wide. DUAL Ultra-b...

Description This saddle plate is specifically designed for the ED80mm and TED80mm ES scopes. A saddle plate is not the most exciting astronomical ...

Buy Any Four In-Stock Premium Waterproof Eyepieces, Get A Free Soft-Sided Eyepiece Case! To Activate Deal: Step 1 - Add this Soft-Sided Eyepiece Ca...

Description Your telescope is much more than an observation aid. It is your personal pathway to the stars, and protecting it while it is in storag...

Description The spotting scopes of the BRESSER Spektar series feature compact dimensions and a specially designed quick-focus system. These featur...

If you need a Sun Catcher Solar Filter for 10-inch and 12-inch Dobsonian telescopes, purchase SC14-00. Cassiopeia Observatory Review - Click Here...

Description This T-Shaped Finder Scope Base is specifically designed to allow you to secure one of Explore Scientific’s high-quality finder scopes...

Description Connect your Bresser Microscope or Telescope with a Nikon SLR camera and take images or videos of your observed object! The Bresser T-...