Accessories
Filters
- In stock Remove filter
- Clear all
- Astrozap (0)
- Bresser (6)
- David Chandler Co (0)
- Explore Scientific (62)
- HOTECH (0)
- Losmandy (8)
- Lunt (0)
- National Geographic (1)
- opticalinstruments.com (1)
- QHY (0)
- Rigel Systems (2)
- Shannon Telescopics (0)
- Springer (0)
- Starlight Instruments (0)
- Telrad (3)
- Thousand Oaks Optical (1)
- Unistellar (3)
- Vixen (7)
- In stock Remove filter
- Clear all
-
Original price $ 59.99 - Original price $ 59.99Original price$ 59.99$ 59.99 - $ 59.99Current price $ 59.99| /
5 Pound Counterweight - 5lb/2.25kg - EXOS2CWB5
Explore ScientificSupplemental 5lb/2.25kg Counterweight for EXOS Mounts. Includes locking knob. CA Residents: Prop 65 WARNING(S)
Original price $ 59.99 - Original price $ 59.99Original price$ 59.99$ 59.99 - $ 59.99Current price $ 59.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 84.99 - Original price $ 84.99Original price$ 84.99$ 84.99 - $ 84.99Current price $ 84.99| /
Losmandy-Style Saddle Plate
Explore ScientificDescription A saddle plate is not the most exciting astronomical accessory in the world, but it is one of the most important when it comes to the ...
View full detailsOriginal price $ 84.99 - Original price $ 84.99Original price$ 84.99$ 84.99 - $ 84.99Current price $ 84.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 59.99 - Original price $ 59.99Original price$ 59.99$ 59.99 - $ 59.99Current price $ 59.99| /
Illuminator II for Finder Scopes - FNDRILLUM-02
Explore ScientificDescription Ever been frustrated by the standard illuminator? Is the battery always dead when you turn it on? The Illuminator II now offers except...
View full detailsOriginal price $ 59.99 - Original price $ 59.99Original price$ 59.99$ 59.99 - $ 59.99Current price $ 59.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 29.99 - Original price $ 29.99Original price$ 29.99$ 29.99 - $ 29.99Current price $ 29.99| /
Explore Scientific Camera-Ring M48x0.75 for Nikon
Explore ScientificFeatures Camera-specific bayonet adapter Canon EOS Large female thread M48x0.75 mm Free inner diameter of 41,2mm No vignetting for full format se...
View full detailsOriginal price $ 29.99 - Original price $ 29.99Original price$ 29.99$ 29.99 - $ 29.99Current price $ 29.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 35.99 - Original price $ 35.99Original price$ 35.99$ 35.99 - $ 35.99Current price $ 35.99| /
T2 Ring - Nikon
BresserDescription Connect your Bresser Microscope or Telescope with a Nikon SLR camera and take images or videos of your observed object! The Bresser T-...
View full detailsOriginal price $ 35.99 - Original price $ 35.99Original price$ 35.99$ 35.99 - $ 35.99Current price $ 35.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 89.99 - Original price $ 89.99Original price$ 89.99$ 89.99 - $ 89.99Current price $ 89.99| /
Cradle for White 102mm Telescope
Explore ScientificDescription Explore Scientific cradle assemblies fit their appointed telescope OTA snuggly, yet protect the delicate surface of the tube. The hing...
View full detailsOriginal price $ 89.99 - Original price $ 89.99Original price$ 89.99$ 89.99 - $ 89.99Current price $ 89.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 20.99 - Original price $ 20.99Original price$ 20.99$ 20.99 - $ 20.99Current price $ 20.99| /
Telrad - Riser Bases
TelradThese Riser Bases will position the Telrad Reflex Sight to a higher position off the telescope tube assembly to clear obstructions on the tube asse...
View full detailsOriginal price $ 20.99 - Original price $ 20.99Original price$ 20.99$ 20.99 - $ 20.99Current price $ 20.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 589.99 - Original price $ 589.99Original price$ 589.99$ 589.99 - $ 589.99Current price $ 589.99| /
Explore Scientific 99% Reflective 3" Diagonal
Explore ScientificDescription The Explore Scientific 3-inch Dielectric-Coated Diagonal Mirror comes complete with 2 inch Adapter and dust covers. Solid construction...
View full detailsOriginal price $ 589.99 - Original price $ 589.99Original price$ 589.99$ 589.99 - $ 589.99Current price $ 589.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 299.99 - Original price $ 299.99Original price$ 299.99$ 299.99 - $ 299.99Current price $ 299.99| /
Revolution Imager - RI-KitR2
opticalinstruments.comFeatures Everything is Included! The Revolution Imager includes everything you need to get up-and-running and get the most out of your existing te...
View full detailsOriginal price $ 299.99 - Original price $ 299.99Original price$ 299.99$ 299.99 - $ 299.99Current price $ 299.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 35.99 - Original price $ 35.99Original price$ 35.99$ 35.99 - $ 35.99Current price $ 35.99| /
Explore Scientific T2 Reduction Adapter M48x0.75 to M42x0.75
Explore ScientificFeatures Connection of accessories with different T2 thread sizes Adaptation of 2 inch color and nebula filters between camera and telescope Inte...
View full detailsOriginal price $ 35.99 - Original price $ 35.99Original price$ 35.99$ 35.99 - $ 35.99Current price $ 35.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 8.95 - Original price $ 8.95Original price$ 8.95$ 8.95 - $ 8.95Current price $ 8.95| /
Telrad - Mounting Base Only - 2001
TelradThis is the genuine replacement Mounting Base for the Telrad Reflex Sight. There are holes to bolt on the base, or you can use the double-sided foa...
View full detailsOriginal price $ 8.95 - Original price $ 8.95Original price$ 8.95$ 8.95 - $ 8.95Current price $ 8.95| /Save $ 0.00 Save $ 0.00 -
Original price $ 999.99 - Original price $ 999.99Original price$ 999.99$ 999.99 - $ 999.99Current price $ 999.99| /
Explore Scientific iEXOS-100 HD PMC-Eight Equatorial Tracker System
Explore ScientificFeatures The Explore Scientific iEXOS-100 PMC-Eight™ Equatorial Tracker System is a complete astronomical computerized Wifi or wired GOTO system t...
View full detailsOriginal price $ 999.99 - Original price $ 999.99Original price$ 999.99$ 999.99 - $ 999.99Current price $ 999.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 15.95 - Original price $ 15.95Original price$ 15.95$ 15.95 - $ 15.95Current price $ 15.95| /
Telrad - Dew Shield - 2020
TelradWhen dew forms on the optics of your telescope and viewfinder, it makes it virtually useless for observing or astrophotography. Dew shields and oth...
View full detailsOriginal price $ 15.95 - Original price $ 15.95Original price$ 15.95$ 15.95 - $ 15.95Current price $ 15.95| /Save $ 0.00 Save $ 0.00 -
Original price $ 199.99 - Original price $ 199.99Original price$ 199.99$ 199.99 - $ 199.99Current price $ 199.99| /
Explore Scientific 2" AR Series Focuser
Explore ScientificDescription Explore Scientific’s dual speed, 2" AR Series Focuser comes with a 1.25" compression ring eyepiece adapter for added versatility. This...
View full detailsOriginal price $ 199.99 - Original price $ 199.99Original price$ 199.99$ 199.99 - $ 199.99Current price $ 199.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 99.99 - Original price $ 99.99Original price$ 99.99$ 99.99 - $ 99.99Current price $ 99.99| /
Explore Scientific Backpack Carrying Case
Explore ScientificDescription The Explore Scientific Backpack Carrying Case is designed specifically with amateur astronomers in mind. The backpack is a great way t...
View full detailsOriginal price $ 99.99 - Original price $ 99.99Original price$ 99.99$ 99.99 - $ 99.99Current price $ 99.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 79.99 - Original price $ 79.99Original price$ 79.99$ 79.99 - $ 79.99Current price $ 79.99| /
Saddle Plate for ED80mm / TED80mm - TED80CRDL
Explore ScientificDescription This saddle plate is specifically designed for the ED80mm and TED80mm ES scopes. A saddle plate is not the most exciting astronomical ...
View full detailsOriginal price $ 79.99 - Original price $ 79.99Original price$ 79.99$ 79.99 - $ 79.99Current price $ 79.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 35.99 - Original price $ 35.99Original price$ 35.99$ 35.99 - $ 35.99Current price $ 35.99| /
Rigel Systems Skylight Water Resistant Red/White Flashlight
Rigel SystemsDescription 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...
View full detailsOriginal price $ 35.99 - Original price $ 35.99Original price$ 35.99$ 35.99 - $ 35.99Current price $ 35.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 300.00 - Original price $ 300.00Original price$ 300.00$ 300.00 - $ 300.00Current price $ 300.00| /
Losmandy Polar Finder
LosmandyPolar Scope Finder. For GM 8, G-9 and G-11 mounts and the StarLapse system. Works in Northern or Southern Hemispheres. Direct reading. No calculati...
View full detailsOriginal price $ 300.00 - Original price $ 300.00Original price$ 300.00$ 300.00 - $ 300.00Current price $ 300.00| /Save $ 0.00 Save $ 0.00 -
Original price $ 67.00 - Original price $ 87.00Original price $ 67.00 - Original price $ 87.00Original price $ 67.00Current price $ 49.99$ 49.99 - $ 49.99Current price $ 49.99| /
Full Aperture (SolarLite) Film Slip-On Solar Filter
Thousand Oaks OpticalDescription View sunspots and granulation of the surface of the Sun, while protecting both your telescope optics and your eyes with Thousand Oaks ...
View full detailsOriginal price $ 67.00 - Original price $ 87.00Original price $ 67.00 - Original price $ 87.00Original price $ 67.00Current price $ 49.99$ 49.99 - $ 49.99Current price $ 49.99| /Save up to $ 37.01 Save $ 0.00 -
Original price $ 250.00 - Original price $ 250.00Original price$ 250.00$ 250.00 - $ 250.00Current price $ 250.00| /
Losmandy 12-inch Tripod Extension - EX12
LosmandyDescription Pier extensions allow longer instruments like refractors to rest higher on the mount to allow better position for visual observations,...
View full detailsOriginal price $ 250.00 - Original price $ 250.00Original price$ 250.00$ 250.00 - $ 250.00Current price $ 250.00| /Save $ 0.00 Save $ 0.00 -
Original price $ 109.99 - Original price $ 109.99Original price$ 109.99$ 109.99 - $ 109.99Current price $ 109.99| /
Losmandy 21 Pound Counterweight - 21LB - ES-G-1121CW
LosmandyGenuine Losmandy-brand 21 lb. Counterweight for Losmandy GM-8, G-9, G-11 and TITAN Mounts, finished in durable metal-gray hammertone finish. Includ...
View full detailsOriginal price $ 109.99 - Original price $ 109.99Original price$ 109.99$ 109.99 - $ 109.99Current price $ 109.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 139.99 - Original price $ 139.99Original price$ 139.99$ 139.99 - $ 139.99Current price $ 139.99| /
Cradle for Carbon Fiber ED152mm Telescope
Explore ScientificDescription Explore Scientific cradle assemblies fit their appointed telescope OTA snuggly, yet protect the delicate surface of the tube. The hing...
View full detailsOriginal price $ 139.99 - Original price $ 139.99Original price$ 139.99$ 139.99 - $ 139.99Current price $ 139.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 99.99 - Original price $ 99.99Original price$ 99.99$ 99.99 - $ 99.99Current price $ 99.99| /
Losmandy Glow In the Dark Anti-Vibration Pads for G-11 - BP
LosmandyGlow In the Dark Anti-Vibration Pads for Losmandy G-11 Folding HD Tripod adjustable tripod legs. 5" diameter for large surface contact. Dampens vib...
View full detailsOriginal price $ 99.99 - Original price $ 99.99Original price$ 99.99$ 99.99 - $ 99.99Current price $ 99.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 81.95 - Original price $ 81.95Original price$ 81.95$ 81.95 - $ 81.95Current price $ 81.95| /
Bresser Deluxe Digital Camera Adapter
BresserDescription With this deluxe camera adapter, you can attach your camera to any spotting scope. Thanks to the flexible adjustable adapter an optima...
View full detailsOriginal price $ 81.95 - Original price $ 81.95Original price$ 81.95$ 81.95 - $ 81.95Current price $ 81.95| /Save $ 0.00 Save $ 0.00 -
Original price $ 94.99 - Original price $ 94.99Original price$ 94.99$ 94.99 - $ 94.99Current price $ 94.99| /
Losmandy D-Series Dovetail Plate for Celestron 8-inch SCT - DC8
LosmandyLosmandy D-Series Dovetail Plate for Celestron 8-inch SCT Losmandy Dovetail Plates set the standard in strength and rigidity for mounting telescope...
View full detailsOriginal price $ 94.99 - Original price $ 94.99Original price$ 94.99$ 94.99 - $ 94.99Current price $ 94.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 294.99 - Original price $ 294.99Original price$ 294.99$ 294.99 - $ 294.99Current price $ 294.99| /
Losmandy G11 RA Extension Kit - RAEXK
LosmandyDescription Losmandy G11 RA Extension Kit The G11 RA Extension Kit makes the Losmandy G-11 Mount more versatile and much more portable. With this ...
View full detailsOriginal price $ 294.99 - Original price $ 294.99Original price$ 294.99$ 294.99 - $ 294.99Current price $ 294.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 329.99Original price $ 329.99 - Original price $ 329.99Original price $ 329.99Current price $ 239.95$ 239.95 - $ 239.95Current price $ 239.95| /
Certified Pre-Owned HR Variable Coma Corrector (2-inch) - CPO-HRCC02-00
Explore ScientificCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 329.99Original price $ 329.99 - Original price $ 329.99Original price $ 329.99Current price $ 239.95$ 239.95 - $ 239.95Current price $ 239.95| /Save $ 90.04 Save $ 0.00 -
Original price $ 79.99 - Original price $ 79.99Original price$ 79.99$ 79.99 - $ 79.99Current price $ 79.99| /
Bresser Clip-On 150° Super Wide-Angle Smartphone Lens
BresserFeatures 150° wide-angle photographs Suitable for all smartphones and Tablet PCs Simple and fast adjusting via clip Description Made from pre...
View full detailsOriginal price $ 79.99 - Original price $ 79.99Original price$ 79.99$ 79.99 - $ 79.99Current price $ 79.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 34.95 - Original price $ 34.95Original price$ 34.95$ 34.95 - $ 34.95Current price $ 34.95| /
Bresser Extension Tube 2"/35mm
BresserDescription Extension tube with 2" plug diameter and an extension factor of 35mm. A ring clamp ensures an optimal attachment of 2" accessories. Th...
View full detailsOriginal price $ 34.95 - Original price $ 34.95Original price$ 34.95$ 34.95 - $ 34.95Current price $ 34.95| /Save $ 0.00 Save $ 0.00 -
Original price $ 125.00 - Original price $ 125.00Original price$ 125.00$ 125.00 - $ 125.00Current price $ 125.00| /
Losmandy Clutch Knob Upgrade
LosmandyClutch knob set (2). R.A. and DEC. with (3) handles @ 30 degrees. For GM 8, G-9 and G-11 mounts. Makes clutch knobs easier to use, and gives greate...
View full detailsOriginal price $ 125.00 - Original price $ 125.00Original price$ 125.00$ 125.00 - $ 125.00Current price $ 125.00| /Save $ 0.00 Save $ 0.00 -
Original price $ 114.99 - Original price $ 114.99Original price$ 114.99$ 114.99 - $ 114.99Current price $ 114.99| /
Losmandy D-Series Dovetail Plate for Celestron 9.25-inch - DC 9.25
LosmandyLosmandy D-Series Dovetail Plate for Celestron 9.25-inch SCT Losmandy Dovetail Plates set the standard in strength and rigidity for mounting telesc...
View full detailsOriginal price $ 114.99 - Original price $ 114.99Original price$ 114.99$ 114.99 - $ 114.99Current price $ 114.99| /Save $ 0.00 Save $ 0.00 -
Original price $ 239.99Original price $ 239.99 - Original price $ 239.99Original price $ 239.99Current price $ 139.95$ 139.95 - $ 139.95Current price $ 139.95| /
Certified Pre-Owned Explore Scientific 8x50 Straight Through Illuminated Viewfinder with Bracket and NEW long battery life Illuminator II
Explore ScientificCertified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
View full detailsOriginal price $ 239.99Original price $ 239.99 - Original price $ 239.99Original price $ 239.99Current price $ 139.95$ 139.95 - $ 139.95Current price $ 139.95| /Save $ 100.04 Save $ 0.00 -
Original price $ 187.95 - Original price $ 187.95Original price$ 187.95$ 187.95 - $ 187.95Current price $ 187.95| /
Bresser Field Tripod BR-7
BresserFeatures 2-in-1: usable as a field tripod or monopod Load capacity up to 15.4 lbs Built-in circular level Description The Bresser BR-7 Field t...
View full detailsOriginal price $ 187.95 - Original price $ 187.95Original price$ 187.95$ 187.95 - $ 187.95Current price $ 187.95| /Save $ 0.00 Save $ 0.00 -
Original price $ 57.95 - Original price $ 57.95Original price$ 57.95$ 57.95 - $ 57.95Current price $ 57.95| /
Bresser Photoadapter Nikon for Condor Spotting Scopes
BresserDescription Connect your Nikon reflex camera easily with your Condor spotting scope and take advantage of the high magnification of the spotting s...
View full detailsOriginal price $ 57.95 - Original price $ 57.95Original price$ 57.95$ 57.95 - $ 57.95Current price $ 57.95| /Save $ 0.00 Save $ 0.00 -
Original price $ 279.95 - Original price $ 279.95Original price$ 279.95$ 279.95 - $ 279.95Current price $ 279.95| /
HR Variable Coma Corrector (2-inch) - HRCC02-01
Explore ScientificDescription This model does not come with the adapters that allow for a direct screw-on connection to a camera. It can be used with a camera by ...
View full detailsOriginal price $ 279.95 - Original price $ 279.95Original price$ 279.95$ 279.95 - $ 279.95Current price $ 279.95| /Save $ 0.00 Save $ 0.00 -
Original price $ 34.99 - Original price $ 34.99Original price$ 34.99$ 34.99 - $ 34.99Current price $ 34.99| /
Dual plug (DB9 FTDI chipset and USB 2.0 Mini B)
Explore ScientificDescription Dual plug (DB9 FTDI chipset and USB 2.0 Mini B) works with PMC-Eight OPENGoTo systems, allowing ASCOM communications between a compute...
View full detailsOriginal price $ 34.99 - Original price $ 34.99Original price$ 34.99$ 34.99 - $ 34.99Current price $ 34.99| /Save $ 0.00 Save $ 0.00