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Arcturus Arcturus 1.25 45 Degree Erect Prism for ETX & SCT
Image Erecting Prism for Meade's ETX-90 and ETX-125. Produces a correctly oriented image and convenient 45° observing angle for terrestrial observations.
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Arcturus 1.25 45 Degree Erect Prism for ETX & SCT
$49.95
Celestron Celestron 20-60x 60mm UpClose Spotting Scope
The 60mm Waterproof UpClose Spotting Scope is a good choice for bird watching, nature or wildlife observation, hunting, and enjoying scenic views.
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Celestron 20-60x 60mm UpClose Spotting Scope
$109.95
Celestron Celestron Skymaster 15x70
Multi-coated and water resistent
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Celestron Skymaster 15x70
$119.95
Celestron Celestron Echelon 20x70 Binocular
Celestron’s large-aperture Echelon series binoculars were designed for use in low light conditions.
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Celestron Echelon 20x70 Binocular
$999.95
Hyperstar Starizona HyperStar Filter Slider Adapter - C8
Use this camera adapter with the Starizona Filter Slider to attach to a HyperStar C8 lens.
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Starizona HyperStar Filter Slider Adapter - C8
$59.00
ZWO ZWO NEW 7-Position EFW Color Filter Wheel for 36mm Filters
Our latest EFW (Electronic Filter Wheel), larger than the previous but still low on weight. Only 400 grams (14 oz)!
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ZWO NEW 7-Position EFW Color Filter Wheel for 36mm Filters
$299.00
ZWO ZWO D21 AR Protection Window
ZWO D21″ AR protection window is suitable for ASI224MC, ASI185MC, ASI120MM and ASI120MM-S cameras to protect the sensor from dust and humidity
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ZWO D21 AR Protection Window
$19.00
Revolution Revolution R2 Imager System
The Revolution Imager includes everything you need to get up-and-running and get the most out of your existing telescope.
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Revolution R2 Imager System
$299.99
Olivon Universal Smartphone Camera Adapter
With the Olivon Universal Smartphone Adapter, you can shoot photos through your spotting scope, binocular and even a gun/rifle scope.
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Olivon Universal Smartphone Camera Adapter
$39.95
Celestron Celestron T-Adapter, NexStar 4, C90 Mak and C130 Mak
This sturdy aluminum T-Adapter is the accessory of choice if you’d like to attach an SLR or DSLR camera to the smaller rear cell threads of a Celestron NexStar 4SE telescope or C90 spotting scope for prime focus photography.
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Celestron T-Adapter, NexStar 4, C90 Mak and C130 Mak
$33.95
Celestron Celestron Focal Reducer/Corrector f/6.3
This combination focal reducer and field corrector lens accessory works with all Celestron 5", 6", 8", 9 1/4", 11" and 14" Schmidt-Cassegrain telescopes.
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Celestron Focal Reducer/Corrector f/6.3
$189.95
Takahashi Takahashi FC-35 0.66x Reducer with CA 130 Ring
The Takahashi FC-35 reducer is a 0.66X reducer designed to work with the FC-100DF, FC-125, FS-102, FS-128 and FS-152 telescopes. This versatile reducer produces a 44 mm diameter image circle and a 0.66X reduction in focal lenth. The focal length reducti
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Takahashi FC-35 0.66x Reducer with CA 130 Ring
$1,110.00
Takahashi Takahashi Reducer/Flattener for Sky 90, FS-78, & FS-60C (DISCONTINUED)
This Reducer is suitable for the Takahashi Sky-90 Fluorit Apo, it reduces the focal length from 500 to 407mm, giving you a fairly fast f / 4.5 device for DeepSky photography. Of course, this Reducer also paves the image field, the image circle is 45mm, th
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Takahashi Reducer/Flattener for Sky 90, FS-78, & FS-60C (DISCONTINUED)
$477.00
Takahashi Takahashi 7X50 Finderscope w/o Bracket (Silver or Yellow)
The Takahashi 7x50 finderscope is designed for use with all Takahashi refractors.
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Takahashi 7X50 Finderscope w/o Bracket (Silver or Yellow)
$393.00
Takahashi Takahashi DSLR Wide Mount Camera Adapter
Takahashi DSLR wide mount adapter for TSA/FC/FS and TOA-130 telescopes.
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Takahashi DSLR Wide Mount Camera Adapter
$122.00
Takahashi Takahashi Camera Angle Adjuster for FS-78, Sky-90II, & FC-60C or -60E
The Takahashi TFP7100 Camera Angle Adjuster attaches to the focuser drawtube of FS-78, Sky-90II, FC-60E, or FC-60C and accepts Takahashi wide-mount T-rings
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Takahashi Camera Angle Adjuster for FS-78, Sky-90II, & FC-60C or -60E
$317.00
Takahashi Takahashi Camera Angle Adjuster for FS-102, FS-128N & TOA-120N
This Takahashi camera angle adjuster works with the FC-100, TSA-120 and corrected Mewlon telescopes. The camera angle adjuster allows the user to rotate the camera with ease.
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Takahashi Camera Angle Adjuster for FS-102, FS-128N & TOA-120N
$391.00
Takahashi Takahashi 2" Eyepiece Adapter for Takahashi FS-102/128 Telescopes
Need to adapt your FS102 or FS128 Takahashi reflector telescope's focuser to a standard 2" size? Now you can!

This perfectly machined and black anodized adapter will make using 2" eyepieces and accessories a reality. Just how many ways can you find it
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Takahashi 2" Eyepiece Adapter for Takahashi FS-102/128 Telescopes
$154.00
Unihedron Sky Quality Meter LE (Ethernet Enabled) - SQM-LE
An ethernet-enabled SQM model for night-time sky brightness monitoring!
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Sky Quality Meter LE (Ethernet Enabled) - SQM-LE
$287.00
Celestron Celestron Corrector Dust Cap for NexStar 6SE
Celestron Corrector Dust Cap for NexStar 6SE
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Celestron Corrector Dust Cap for NexStar 6SE
$15.00
Feathertouch Feathertouch FB-HANDCONTROLLER--Hand controller for manual focuser control
Hand Controller for manully controlling the electronic focuser via the push buttons on the hand pad.
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Feathertouch FB-HANDCONTROLLER--Hand controller for manual focuser control
$200.00
Feathertouch Feathertouch A32-3203-ES127A--Adapter True 3.0" for carbon fiber Explore Scientific 127MM telescope EDT
Scope specific adapter for the Explore Scientific Carbon Fiber 127MM EDT telescopes with sliding dewshield
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Feathertouch A32-3203-ES127A--Adapter True 3.0" for carbon fiber Explore Scientific 127MM telescope EDT
$270.00
Feathertouch Feathertouch A20-304--Adapter 2.0" for TAKAHASHI FS78/FC100DF Telescopes
Scope specific tube adapter for TAKAHASHI FS78/ and all versions of the FC100 Telescopes
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Feathertouch A20-304--Adapter 2.0" for TAKAHASHI FS78/FC100DF Telescopes
$160.00
Feathertouch Feathertouch A20-229--Tube Adapter 2.0" - 69x0.75mm Male Thread, 0.475" L (fits Borg M57)
Scope specific adapter 2.0" fits Borg Telescopes
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Feathertouch A20-229--Tube Adapter 2.0" - 69x0.75mm Male Thread, 0.475" L (fits Borg M57)
$100.00