Under $500

Features Magnification: 2.5X / 5X Extra Bright LED Illumination Lens Adjustable in 5 Angles Fold-Out Pedestal High grade biconvex 3.5" (90mm) acr...

Features IR illumination Large Focus Wheel 25mm objective & Adjustable Illumination 3 power magnification 3 AA Batteries included for operati...

Features Study specimens in stages using magnification powers ranging from 40x to 1600x. 3.5" LCD screen provides crisp, colorful specimen views ...

Description Explore the intricate contours of the lunar terrain or visit the brilliant blue-white stars of the Pleiades Cluster with the National ...

Features 6x magnification Rubber armor for a safe grip Sturdy body These 6x magnification children’s binoculars make a perfect exploration compan...

Features 32mm aperture brings in lots of light so you can see more. 8x magnification makes objects appear eight times larger. Great tool for both...

Features Nautic Binoculars and Monoculars are as the name suggests specially designed for use on and around water Waterproof, 122 mm Field of Vie...

Explore Scientific Nebula Filter 2.0" UHC Range from 458nm to 508nm with peak at 488nm. Transmission 96.7% UHC - This is an ultra-high contrast nar...

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

Description The BRESSER NightSpy is a monocular generation 1 night vision device with an integrated infrared illuminator and a tripod adapter thre...

Features Handy night vision device of the first generation for long time observations in low light conditions or in total darkness 5x magnificati...

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

Description The new Pirsch spotting scopes are especially for the price-conscious observer and hunter. Equipped with fully multi-coated, big 80mm ...

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

Description A tripod adapter is used to attach your binoculars to a tripod. Suitable for binoculars weighing more than 800 g and which have a stan...

Our Polytech Polo shirt is packed with high-tech features. It's quick to dry and anti-static for no-cling comfort. UPF 50 protection shields you fr...

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...

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 PoleMaster has the following advantages: Speed and convenience: You can make a precision polar alignment even when you can’t see the pol...

Description When the pixels of a guide camera becomes small and QE becomes high, you may not need a big guide scope, smaller pixels can detect the...

This adapter fits the Losmandy G-11 and the ES-G11 with PMC-8. QHY CCD PoleMaster - High Precision, Easy to Use Electric Polar Scope Good polar ...

Description This adapter works on the EXOS2GT; EXOS2GT w/PMC-8; CGEM; and EQ6.  QHY CCD PoleMaster - High Precision, Easy to Use Electric Polar S...

Description View ultra faint stars on video in real time using the QHY5III290 USB 3.0 series camera with the Sony IMX290 STARVIS Exmor R back illu...

Features The QHY5III462C has a Back-illuminated sensor - twice as sensitive as the similar sized front illuminated color sensors like the 290. Th...

Description Medium size. The QHYCFW3M supports a carousel holding five 2-inch mounted or 50mm unmounted filters or a carousel holding seven 36mm u...

Attach the SLR Prime Focus Adapter to QuikAdapt instead of an eyepiece for prime focus astrophotography using digital and film SLR cameras with cam...

Features QuikAdapt adjusts in all three directions (Up/down, left/right, in/out) independently. Rigid 1/4 inch thick aluminum plate constructi...

Description Made for Meade and Celestron telescopes by Shannon Telescopics, this LED Lighted Accessory Tray is made from stronger-than-steel 3/8-i...

2015 Springer; Patrick Moore's Practical Astronomy Series; 279 Pages; Softcover, ISBN 978-3-319-21905-9 “Remote Observatories for Amateur Astronome...

Description The Rigel Quickfinder AA Battery pack is easy to install and gives up to 2700 hours of operation from 2 AA alkaline batteries (not inc...

Description The Rigel Quickfinder is made of rugged construction, an ultra-efficient LED and lithium battery (included) for long life. QuikFinder ...

Description Pulsguide is a simple but effective solution that pulses the reticle illumination of a guiding eyepiece during an exposure. The reticl...

Description Pulsguide is a simple but effective solution that pulses the reticle illumination of a guiding eyepiece during an exposure. The reticl...

Description The Rigel Systems Skylite Mini is ideal for anyone who wants to protect their night vision while reading star charts, planispheres or ...