Adapters
Connect your gear with confidence using our wide selection of astronomy adapters. This collection includes all the essential adapters you need to seamlessly link telescopes, cameras, eyepieces, filters, and other accessories for both visual observation and astrophotography. Whether you're attaching a DSLR to a focuser, threading a filter wheel to a CMOS camera, or adapting between different thread sizes or mounting standards, our high-quality adapters ensure secure, precise connections. Built for compatibility and durability, these adapters make your setup more versatile and ready for any observing or imaging session.
Filters
- APM (7)
- Askar (1)
- Baader Planetarium (174)
- Celestron (15)
- David Astro (14)
- Daystar Filters (29)
- Explore Scientific (13)
- Lumicon (1)
- Lunt Solar Systems (2)
- Optec (3)
- Pegasus Astro (13)
- PrimaLuceLab (57)
- QHYCCD (15)
- SBIG (11)
- Sky-Watcher (3)
- Starizona (2)
- Starlight Instruments (4)
- William Optics (28)
- ZWO (31)
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Original price CA$17.00 - Original price CA$17.00Original priceCA$17.00CA$17.00 - CA$17.00Current price CA$17.00| /
ZWO Adapter - 2mm M54(M)/M48(F)
ZWO-M54M-M48F-29 in stockM54-M48-2 adapter is independently developed by ZWO and mainly used for connecting to 2”EFW and M54 filter drawer.The thickness of this adapter is ...
View full detailsOriginal price CA$17.00 - Original price CA$17.00Original priceCA$17.00CA$17.00 - CA$17.00Current price CA$17.00| / -
Original price CA$68.00 - Original price CA$68.00Original priceCA$68.00CA$68.00 - CA$68.00Current price CA$68.00| /
ZWO EOS Lens Adapter for 2" EFW
ZWO-EFW2-EOS1 in stockThis EOS lens adapter is specially designed to connect EOS lens with 2” EFW.The thread of the interface is M54*0.75, so it cannot be used for 1.25”...
View full detailsOriginal price CA$68.00 - Original price CA$68.00Original priceCA$68.00CA$68.00 - CA$68.00Current price CA$68.00| / -
Original price CA$68.00 - Original price CA$68.00Original priceCA$68.00CA$68.00 - CA$68.00Current price CA$68.00| /
ZWO EOS Lens Adapter for EFW
ZWO-EFW-EOS-II1 in stockThe Short EOS adapter for EFW&Cooled camera(6.5mm backfocus version).Extend distance: 17.5mmThis new type is unadjustable. EOS-T2 support Canon...
View full detailsOriginal price CA$68.00 - Original price CA$68.00Original priceCA$68.00CA$68.00 - CA$68.00Current price CA$68.00| / -
Original price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| /
ZWO M42 Adapter for OAG
ZWO-M42-adapter1 in stockM42 adapter for main imaging camera Specifications
Original price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| / -
Original price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| /
ZWO M42 Extension - 21mm
ZWO-T2-EXT-214 in stockTelescope side: M42x0.75 internal thread Camera side: M42x0.75 external thread Diameter: 2" (50.8mm) Optical Length: 21mm Description Specific...
View full detailsOriginal price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| / -
Original price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| /
ZWO M42 Plate for CAA Rotator
ZWO-CAA-PLATE-M424 in stockOriginal price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| / -
Original price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| /
ZWO M42-M48 Adapter - 16.5mm
ZWO-T2-M48-16.54 in stockM42-M48 extender : 16.5mmIt can help you to get 55mm back focus distance. Specifications
Original price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| / -
Original price CA$35.00 - Original price CA$35.00Original priceCA$35.00CA$35.00 - CA$35.00Current price CA$35.00| /
ZWO M42e to M48i Extension - 22.5mm
ZWO-M42-M48-22.51 in stockTelescope side: M48x0.75 internal thread Camera side: M42x0.75 external thread Diameter: 2" (50.8mm) Optical Length: 22.5mm Description Specif...
View full detailsOriginal price CA$35.00 - Original price CA$35.00Original priceCA$35.00CA$35.00 - CA$35.00Current price CA$35.00| / -
Original price CA$32.00 - Original price CA$32.00Original priceCA$32.00CA$32.00 - CA$32.00Current price CA$32.00| /
ZWO M48 Extension - 16.5mm
ZWO-M48-EXT16.52 in stockTelescope side: M48x0.75 internal thread Camera side: M48x0.75 external thread Diameter: 2" (50.8mm) Optical Length: 16.5mm Description Specif...
View full detailsOriginal price CA$32.00 - Original price CA$32.00Original priceCA$32.00CA$32.00 - CA$32.00Current price CA$32.00| / -
Original price CA$17.00 - Original price CA$17.00Original priceCA$17.00CA$17.00 - CA$17.00Current price CA$17.00| /
ZWO M48-M42 Adapter
ZWO-M48-M427 in stock0mm optical length M48 male to M42 female 4mm thickness Description Specification...
View full detailsOriginal price CA$17.00 - Original price CA$17.00Original priceCA$17.00CA$17.00 - CA$17.00Current price CA$17.00| / -
Original price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| /
ZWO M54 Adapter replacing EFW
ZWO-D70-M54F2 in stockThe ZWO M54 adapter is an adapter designed specifically for ASI cooled cameras. Instead of using the 20mm ZWO EFW, you can directly connect the ada...
View full detailsOriginal price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| / -
Original price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| /
ZWO M54 Extension - 16.5mm
ZWO-M54-M54-16.52 in stockTelescope side: M54x0.75 internal thread Camera side: M54x0.75 external thread Optical Length: 16.5mm Description Specifications In the Box ...
View full detailsOriginal price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| / -
Original price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| /
ZWO M54 Extension - 21mm
ZWO-M54-M54-212 in stockTelescope side: M54x0.75 internal thread Camera side: M54x0.75 external thread Optical Length: 21mm Description Specifications In the Box G...
View full detailsOriginal price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| / -
Original price CA$22.00 - Original price CA$22.00Original priceCA$22.00CA$22.00 - CA$22.00Current price CA$22.00| /
ZWO M54 Male to M42 Female Adapter
ZWO-M54M-M42F-02 in stockThread Compatibility Durable Construction Precision Engineering Lightweight Des...
View full detailsOriginal price CA$22.00 - Original price CA$22.00Original priceCA$22.00CA$22.00 - CA$22.00Current price CA$22.00| / -
Original price CA$35.00 - Original price CA$35.00Original priceCA$35.00CA$35.00 - CA$35.00Current price CA$35.00| /
ZWO M54(M)-M48(F) Adapter - 21mm
ZWO-M54-M48-211 in stockThread Compatibility 21mm Optical Length Durable Construction Lightweight Desig...
View full detailsOriginal price CA$35.00 - Original price CA$35.00Original priceCA$35.00CA$35.00 - CA$35.00Current price CA$35.00| / -
Original price CA$17.00 - Original price CA$17.00Original priceCA$17.00CA$17.00 - CA$17.00Current price CA$17.00| /
ZWO M54-M48 Adapter
ZWO-M54-M481 in stock0mm optical length M54 male to M48 female 4mm thickness Description Specifications In the Box ZWO M54-M48 Adapter Overview The ZWO M54 ...
View full detailsOriginal price CA$17.00 - Original price CA$17.00Original priceCA$17.00CA$17.00 - CA$17.00Current price CA$17.00| / -
Original price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| /
ZWO M68 Sensor Tilt Plate
ZWO-M68-Plate1 in stockExclusive Compatibility Versatile Connectivity Precision Engineering Enhanced F...
View full detailsOriginal price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| / -
Original price CA$82.00 - Original price CA$82.00Original priceCA$82.00CA$82.00 - CA$82.00Current price CA$82.00| /
ZWO Nikon Lens Adapter for EFW
ZWO-EFW-Nikon-II1 in stockNikon F-Mount Compatibility Designed for EFW Systems Precision Build T2 Thread ...
View full detailsOriginal price CA$82.00 - Original price CA$82.00Original priceCA$82.00CA$82.00 - CA$82.00Current price CA$82.00| / -
Original price CA$96.00 - Original price CA$96.00Original priceCA$96.00CA$96.00 - CA$96.00Current price CA$96.00| /
ZWO Nikon-T2 Adapter
ZWO-Nikon-T2-II2 in stockNikon Lens Compatibility T2 Thread Interface Durable and Lightweight Construction ...
View full detailsOriginal price CA$96.00 - Original price CA$96.00Original priceCA$96.00CA$96.00 - CA$96.00Current price CA$96.00| / -
Original price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| /
ZWO Sensor Tilt Plate - M42
ZWO-M42-Plate1 in stockOptimized for APS-C Cameras Flexible Connections Designed for M42-Thread Telescopes ...
View full detailsOriginal price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| / -
Original price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| /
ZWO Sensor Tilt Plate - M48
ZWO-M48-Plate1 in stockDesigned for M48 Thread Telescopes Enhanced Compatibility Durable and Precise Design ...
View full detailsOriginal price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| / -
Original price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| /
ZWO Sensor Tilt Plate - M54
ZWO-M54-Plate1 in stockCompatibility Flexible Connections Precise Design Included with Full-Frame Came...
View full detailsOriginal price CA$40.00 - Original price CA$40.00Original priceCA$40.00CA$40.00 - CA$40.00Current price CA$40.00| / -
Original price CA$49.00 - Original price CA$49.00Original priceCA$49.00CA$49.00 - CA$49.00Current price CA$49.00| /
ZWO Sony E Adapter for ASI Cameras
ZWO-Sony-NEX1 in stockCompatibility with Small Sensor Cameras Manual Lens Support E-Mount Lens Compatibility ...
View full detailsOriginal price CA$49.00 - Original price CA$49.00Original priceCA$49.00CA$49.00 - CA$49.00Current price CA$49.00| / -
Original price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| /
ZWO T-Mount Adapter - 1.25"
ZWO-T-Mount2 in stockUniversal Compatibility Prime Focus Photography Durable Construction Lightweigh...
View full detailsOriginal price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| /