All Other Adapters

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Howie Glatter Howie Glatter Parallizer SCT 2.0" Eyepiece Centering Adapter (A20-SCT-P)
Introducing the SCT Parallizer®. This new application of Howie Glatter’s patented Parallizer® principle raises the bar for performance.
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Howie Glatter Parallizer SCT 2.0" Eyepiece Centering Adapter (A20-SCT-P)
$90.00
Tele Vue Equalizer 12-oz. Bronze Adapter
The Equalizer is precision crafted from 12 ounces of solid bronze.
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Tele Vue Equalizer 12-oz. Bronze Adapter
$88.00
Tele Vue High-Hat Adapter - 2" - 1.25" - Satin Black
The Televue High Hat Adapter was designed for the use of a long barlow
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Tele Vue High-Hat Adapter - 2" - 1.25" - Satin Black
$78.00
Baader Planetarium Zeiss-Diascope/Mark IV Zoom Adapter
M45 x 0.5 threaded adapter ring for shortest possible adaptation of Hyperion Universal Zoom Mark IV to Zeiss-Diascope Spotting Scopes FL 85 and FL 65
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Zeiss-Diascope/Mark IV Zoom Adapter
$75.00
Takahashi Takahashi FC100 Camera Ring M72-M55.9 Coupling
This coupling is used with Takahashi telescopes to reduce the thread from M72 to M55.9.
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Takahashi FC100 Camera Ring M72-M55.9 Coupling
$63.00
Tele vue 2" - 1.25" In-Travel Adapter
This 2" to 1¼" adapter allows more in-travel for 1¼" eyepieces than our "flat-top" or "high-hat" adapters.
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Tele vue 2" - 1.25" In-Travel Adapter
$62.00
Tele vue Flat-top 2 to 1.25 inch Adapter
The Televue Flat Top Adapter - ACF-2125 was designed to allow the use of all 1.25" eyepieces.
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Tele vue Flat-top 2 to 1.25 inch Adapter
$62.00
Moonlite MoonLite 2.5 inch 68mm thread to WO Field Flattener adapter (Model 68mmtoWOFF-adapter)
Enables seamless connection between telescopes with a 68mm thread and William Optics field flatteners, ensuring precise alignment and optimized image quality.
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MoonLite 2.5 inch 68mm thread to WO Field Flattener adapter (Model 68mmtoWOFF-adapter)
$59.00
Tele vue High-Hat Adapter - 2" - 1.25" - Glossy Black
The Televue High Hat Adapter ACR-2125 was designed for the use of a long barlow
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Tele vue High-Hat Adapter - 2" - 1.25" - Glossy Black
$57.00
Takahashi Takahashi 1.25" Adapter for 2" Diagonal
1.25" Adapter for 2" Diagonal
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Takahashi 1.25" Adapter for 2" Diagonal
$54.00
Tele vue Eyeguard Extender
The TeleVue Eyeguard Extender raises the eyeguard position by 8mm, and includes a rubber eyeguard and eyepiece cap.
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Tele vue Eyeguard Extender
$45.00
Takahashi Takahashi L Coupling
L Coupling
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Takahashi L Coupling
$44.00
Antares 2" to 1.25" Twist-Lock Eyepiece Adapter/Camera Adapter
With this innovative 2"-1.25" low-profile eyepiece adapter from Olivon, just twist the silver lock ring and your 1.25" eyepiece, camera nosepiece, or laser collimator is centered precisely in your 2" focuser!
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Antares 2" to 1.25" Twist-Lock Eyepiece Adapter/Camera Adapter
$39.99
Tele vue Eyepiece Barrel Extender - 2"
* This extender will also allow the addition of 2 inch filters onto hybrid combination eyepieces such as the Ethos 13mm and the Nagler 22mm. It will extend the 2 inch collar past the extension of the smaller 1.25 inch barrel.
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Tele vue Eyepiece Barrel Extender - 2"
$39.00
Tele Vue Tele vue High-Hat Adapter - 2" - 1.25" - Glossy Black (missing brass compression ring) (Pre-owned)
Tele vue High-Hat Adapter - 2" - 1.25" - Glossy Black (missing brass compression ring) (Pre-owned)
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Tele vue High-Hat Adapter - 2" - 1.25" - Glossy Black (missing brass compression ring) (Pre-owned)
$35.00
Moonlite MoonLite 2 inch to 1 1/4 inch Brass Compression ring Eyepiece Adapter (Model 125c-Adapter)
Low profile design
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MoonLite 2 inch to 1 1/4 inch Brass Compression ring Eyepiece Adapter (Model 125c-Adapter)
$35.00
Svbony SVBONY Telescope Adapter Female M42X0.75 for Reflector Focuser Adapter 1.25 inches
Reflection telescope universal focuser adapter apply to accessories with M42x0.75 male thread and accepts 1.25" eyepieces
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SVBONY Telescope Adapter Female M42X0.75 for Reflector Focuser Adapter 1.25 inches
$29.99
Arcturus SCT Male to M45.4 MK Maksutov Female Adapter Ring For Astronomical Telescope
Converts the threads on the rear cell of many Maksutov-Cassegrain telescopes
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Arcturus SCT Male to M45.4 MK Maksutov Female Adapter Ring For Astronomical Telescope
$29.99
SVBONY SV148 T2 Male M42×0.75 Thread to 1.25 inch Telescope Eyepiece Holder Adapter
SVBONY SV148 T2 Male M42×0.75 Thread to 1.25 inch Telescope Eyepiece Holder Adapter
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SVBONY SV148 T2 Male M42×0.75 Thread to 1.25 inch Telescope Eyepiece Holder Adapter
$29.00
Celestron Celestron SCT to 2" Adapter
This sturdy, high-quality adapter provides a solid connection between your Schmidt-Cassegrain or Maksutov-Cassegrain telescope and 2” accessories without any special threaded 2" diagonal. This accessory makes it possible to maximize your views through you
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Celestron SCT to 2" Adapter
$27.95
Arcturus Svbony 1.25" Male - .965" Female Reducer W2811Z
The 1.25"-to-.965" Eyepiece Adapter lets you use an eyepiece of different size from your telescope's focuser or star diagonal.
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Svbony 1.25" Male - .965" Female Reducer W2811Z
$26.95
Lunt Lunt 2″ to 1.25″ Adapter
LUNT 2″ TO 1.25″ ADAPTER FOR BLOCKING FILTERS
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Lunt 2″ to 1.25″ Adapter
$20.00
Parfocalizing Ring 2 Inch (Single Ring)
With the use of a parfocal ring,  attached o the barrel of your  telescope eyepiece you can change magnifications quickly and easily.
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Parfocalizing Ring 2 Inch (Single Ring)
$19.99
Parfocalizing Ring 1.25" with Dual Brass Thumbscrews
Parfocalizing Ring 1.25" with Dual Brass Thumbscrews
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Parfocalizing Ring 1.25" with Dual Brass Thumbscrews
$14.99