Under $500
Filters
- Alpen (3)
- Astrozap (14)
- Bresser (116)
- Bresser HS (11)
- Daniel Barth (1)
- David Chandler Co (5)
- Discovery (24)
- Discovery - CPO (1)
- DWARF Lab (5)
- Explore Alliance (1)
- Explore Hut (12)
- Explore One (40)
- Explore One - CPO (2)
- Explore Science (6)
- Explore Scientific (252)
- Explore Scientific LLC (60)
- Fred Espenak (1)
- HOTECH (3)
- Losmandy (13)
- National Geographic (80)
- opticalinstruments.com (1)
- Optolong (6)
- Printify (15)
- Pulsar Observatories (6)
- QHY (10)
- Rigel Systems (16)
- Shannon Telescopics (3)
- Springer (2)
- Telrad (6)
- Thousand Oaks Optical (1)
- Unistellar (3)
- Vaonis (1)
- Vixen (126)
-
Original price $ 239.99 - Original price $ 239.99Original price$ 239.99$ 239.99 - $ 239.99Current price $ 239.99| /
Pirsch 8x42 Binoculars
BresserFeatures Small travel binoculars, ideal also for eyeglass wearers Waterproof and nitrogen purged / true color images Phase coating for high contr...
View full detailsOriginal price $ 239.99 - Original price $ 239.99Original price$ 239.99$ 239.99 - $ 239.99Current price $ 239.99| /Sold out -
Original price $ 12.95 - Original price $ 12.95Original price$ 12.95$ 12.95 - $ 12.95Current price $ 12.95| /
Plastic Tripod Adapter for Binoculars
BresserDescription 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...
View full detailsOriginal price $ 12.95 - Original price $ 12.95Original price$ 12.95$ 12.95 - $ 12.95Current price $ 12.95| /Sold out -
Original price $ 25.00 - Original price $ 31.00Original price$ 25.00 - $ 31.00$ 25.00 - $ 31.00Current price $ 25.00| /
Polytech Polo Shirt
Explore ScientificOur 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...
View full detailsOriginal price $ 25.00 - Original price $ 31.00Original price$ 25.00 - $ 31.00$ 25.00 - $ 31.00Current price $ 25.00| /Sold out -
Original price $ 149.95 - Original price $ 149.95Original price$ 149.95$ 149.95 - $ 149.95Current price $ 149.95| /
Pulsar Alarm Kit
Pulsar ObservatoriesDomes and accessories are made to order, approximate wait time is 12 Weeks For special orders contact Customer Service at 866-252-3811*Freight incl...
View full detailsOriginal price $ 149.95 - Original price $ 149.95Original price$ 149.95$ 149.95 - $ 149.95Current price $ 149.95| /Special Order -
Original price $ 199.95 - Original price $ 199.95Original price$ 199.95$ 199.95 - $ 199.95Current price $ 199.95| /
Pulsar Induction Charger
Pulsar ObservatoriesDomes and accessories are made to order, approximate wait time is 12 Weeks For special orders contact Customer Service at 866-252-3811*Freight incl...
View full detailsOriginal price $ 199.95 - Original price $ 199.95Original price$ 199.95$ 199.95 - $ 199.95Current price $ 199.95| /Special Order -
Original price $ 69.95 - Original price $ 69.95Original price$ 69.95$ 69.95 - $ 69.95Current price $ 69.95| /
Pulsar Mounting Set for Telescope Pier
Pulsar ObservatoriesDomes and accessories are made to order, approximate wait time is 12 Weeks For special orders contact Customer Service at 866-252-3811*Freight incl...
View full detailsOriginal price $ 69.95 - Original price $ 69.95Original price$ 69.95$ 69.95 - $ 69.95Current price $ 69.95| /Special Order -
Original price $ 199.95 - Original price $ 199.95Original price$ 199.95$ 199.95 - $ 199.95Current price $ 199.95| /
Pulsar Universal Adapter Telescope Pier EQ5/6/CGE
Pulsar ObservatoriesDomes and accessories are made to order, approximate wait time is 12 Weeks For special orders contact Customer Service at 866-252-3811*Freight incl...
View full detailsOriginal price $ 199.95 - Original price $ 199.95Original price$ 199.95$ 199.95 - $ 199.95Current price $ 199.95| /Special Order -
Original price $ 299.00 - Original price $ 299.00Original price$ 299.00$ 299.00 - $ 299.00Current price $ 299.00| /
QHY CCD PoleMaster
QHYFeatures PoleMaster has the following advantages: Speed and convenience: You can make a precision polar alignment even when you can’t see the pol...
View full detailsOriginal price $ 299.00 - Original price $ 299.00Original price$ 299.00$ 299.00 - $ 299.00Current price $ 299.00| /Sold out -
Original price $ 129.00 - Original price $ 129.00Original price$ 129.00$ 129.00 - $ 129.00Current price $ 129.00| /
QHY MiniGuideScope
QHYDescription 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...
View full detailsOriginal price $ 129.00 - Original price $ 129.00Original price$ 129.00$ 129.00 - $ 129.00Current price $ 129.00| /Sold out -
Original price $ 45.00 - Original price $ 45.00Original price$ 45.00$ 45.00 - $ 45.00Current price $ 45.00| /
QHY PoleMaster Adapter for Losmandy G-11 and ES-G11 with PMC-8 - PM-G11
QHYThis 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 ...
View full detailsOriginal price $ 45.00 - Original price $ 45.00Original price$ 45.00$ 45.00 - $ 45.00Current price $ 45.00| /Sold out -
Original price $ 30.00 - Original price $ 30.00Original price$ 30.00$ 30.00 - $ 30.00Current price $ 30.00| /
QHY PoleMaster Adapter PM - CGEM/EQ6 for EXOS2GT; EXOS2GT w/PMC-8; CGEM; EQ6
QHYDescription This adapter works on the EXOS2GT; EXOS2GT w/PMC-8; CGEM; and EQ6. QHY CCD PoleMaster - High Precision, Easy to Use Electric Polar S...
View full detailsOriginal price $ 30.00 - Original price $ 30.00Original price$ 30.00$ 30.00 - $ 30.00Current price $ 30.00| /Sold out -
Original price $ 329.00 - Original price $ 329.00Original price$ 329.00$ 329.00 - $ 329.00Current price $ 329.00| /
QHY5III290M USB 3.0 CMOS Monochrome Camera
QHYDescription 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...
View full detailsOriginal price $ 329.00 - Original price $ 329.00Original price$ 329.00$ 329.00 - $ 329.00Current price $ 329.00| /Special Order -
Original price $ 299.00 - Original price $ 299.00Original price$ 299.00$ 299.00 - $ 299.00Current price $ 299.00| /
QHY5III462C Planetary Color and NIR CMOS Imaging Camera
QHYFeatures The QHY5III462C has a Back-illuminated sensor - twice as sensitive as the similar sized front illuminated color sensors like the 290. Th...
View full detailsOriginal price $ 299.00 - Original price $ 299.00Original price$ 299.00$ 299.00 - $ 299.00Current price $ 299.00| /Special Order -
Original price $ 349.00 - Original price $ 349.00Original price$ 349.00$ 349.00 - $ 349.00Current price $ 349.00| /
QHYCFW3M- Motor Driven Color Filter Wheel
QHYDescription Medium size. The QHYCFW3M supports a carousel holding five 2-inch mounted or 50mm unmounted filters or a carousel holding seven 36mm u...
View full detailsOriginal price $ 349.00 - Original price $ 349.00Original price$ 349.00$ 349.00 - $ 349.00Current price $ 349.00| /Special Order -
Original price $ 19.95 - Original price $ 19.95Original price$ 19.95$ 19.95 - $ 19.95Current price $ 19.95| /
QuikAdapt - SLR Prime Focus Adapter
Rigel SystemsAttach the SLR Prime Focus Adapter to QuikAdapt instead of an eyepiece for prime focus astrophotography using digital and film SLR cameras with cam...
View full detailsOriginal price $ 19.95 - Original price $ 19.95Original price$ 19.95$ 19.95 - $ 19.95Current price $ 19.95| /Sold out -
Original price $ 79.95 - Original price $ 79.95Original price$ 79.95$ 79.95 - $ 79.95Current price $ 79.95| /
QuikAdapt - Universal Digital Camera Adapter
Rigel SystemsFeatures QuikAdapt adjusts in all three directions (Up/down, left/right, in/out) independently. Rigid 1/4 inch thick aluminum plate constructi...
View full detailsOriginal price $ 79.95 - Original price $ 79.95Original price$ 79.95$ 79.95 - $ 79.95Current price $ 79.95| /Sold out -
Original price $ 210.00 - Original price $ 210.00Original price$ 210.00$ 210.00 - $ 210.00Current price $ 210.00| /
Red LED Lighted Accessory Tray for Meade LX90
Shannon TelescopicsDescription Made for Meade and Celestron telescopes by Shannon Telescopics, this LED Lighted Accessory Tray is made from stronger-than-steel 3/8-i...
View full detailsOriginal price $ 210.00 - Original price $ 210.00Original price$ 210.00$ 210.00 - $ 210.00Current price $ 210.00| /Sold out -
Original price $ 44.99 - Original price $ 44.99Original price$ 44.99$ 44.99 - $ 44.99Current price $ 44.99| /
Remote Observatories for Amateur Astronomers: Using High-Powered Telescopes from Home by G.Hubbell, R,Williams, and L.Billard
Springer2015 Springer; Patrick Moore's Practical Astronomy Series; 279 Pages; Softcover, ISBN 978-3-319-21905-9 “Remote Observatories for Amateur Astronome...
View full detailsOriginal price $ 44.99 - Original price $ 44.99Original price$ 44.99$ 44.99 - $ 44.99Current price $ 44.99| /Sold out -
Original price $ 14.95 - Original price $ 14.95Original price$ 14.95$ 14.95 - $ 14.95Current price $ 14.95| /
Rigel QuikFinder AA Battery Pack
Rigel SystemsDescription 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...
View full detailsOriginal price $ 14.95 - Original price $ 14.95Original price$ 14.95$ 14.95 - $ 14.95Current price $ 14.95| /Sold out -
Original price $ 44.95 - Original price $ 44.95Original price$ 44.95$ 44.95 - $ 44.95Current price $ 44.95| /
Rigel QuikFinder Compact Reflex Sight
Rigel SystemsDescription The Rigel Quickfinder is made of rugged construction, an ultra-efficient LED and lithium battery (included) for long life. QuikFinder ...
View full detailsOriginal price $ 44.95 - Original price $ 44.95Original price$ 44.95$ 44.95 - $ 44.95Current price $ 44.95| /Sold out -
Original price $ 44.95 - Original price $ 44.95Original price$ 44.95$ 44.95 - $ 44.95Current price $ 44.95| /
Rigel Systems PulsGuide - Guiding Eyepiece Illuminator
Rigel SystemsDescription Pulsguide is a simple but effective solution that pulses the reticle illumination of a guiding eyepiece during an exposure. The reticl...
View full detailsOriginal price $ 44.95 - Original price $ 44.95Original price$ 44.95$ 44.95 - $ 44.95Current price $ 44.95| /Sold out -
Original price $ 144.95 - Original price $ 144.95Original price$ 144.95$ 144.95 - $ 144.95Current price $ 144.95| /
Rigel Systems PulsGuide - Guiding Eyepiece Illuminator + 12.5mm Plossl eyepiece
Rigel SystemsDescription Pulsguide is a simple but effective solution that pulses the reticle illumination of a guiding eyepiece during an exposure. The reticl...
View full detailsOriginal price $ 144.95 - Original price $ 144.95Original price$ 144.95$ 144.95 - $ 144.95Current price $ 144.95| /Sold out -
Original price $ 27.99 - Original price $ 27.99Original price$ 27.99$ 27.99 - $ 27.99Current price $ 27.99| /
Rigel Systems Skylight Mini Red/White Flashlight
Rigel SystemsDescription The Rigel Systems Skylite Mini is ideal for anyone who wants to protect their night vision while reading star charts, planispheres or ...
View full detailsOriginal price $ 27.99 - Original price $ 27.99Original price$ 27.99$ 27.99 - $ 27.99Current price $ 27.99| /Sold out -
Original price $ 22.99 - Original price $ 22.99Original price$ 22.99$ 22.99 - $ 22.99Current price $ 22.99| /
Rigel Systems Starlight Mini Red Flashlight
Rigel SystemsFeatures Classic red flashlight helps preserve your night vision while reading star charts and more… Rigel Systems - Starlite Mini Red LED Flash...
View full detailsOriginal price $ 22.99 - Original price $ 22.99Original price$ 22.99$ 22.99 - $ 22.99Current price $ 22.99| /Sold out