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 (15)
- Daystar Filters (29)
- Explore Scientific (13)
- Lumicon (1)
- Lunt Solar Systems (2)
- Optec (3)
- Pegasus Astro (13)
- Player One (14)
- 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$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| /
Pegasus M68 Male to M42 Female Adapter
PEG-ADAPT-M68M-M42F1 in stockAdapter (Backfocus) Thickness: 1.4 mm M68 Thread: Pitch 1.0mm / 4mm length M42 Thread Pitch 0.75mm
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| / -
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| /
Pegasus M68 Male to M42 Male Adapter
PEG-ADAPT-M68M-M42M1 in stockAdapter (Backfocus) Thickness: 1.4 mm M68 Thread: Pitch 1.0mm / 4mm length M42 Thread Pitch 0.75mm / 4mm length
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| / -
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| /
Pegasus M68 Male to M48 Female Adapter
PEG-ADAPT-M68M-M48FAdapter (Backfocus) Thickness: 1.4 mm M68 Thread: Pitch 1.0mm / 4mm length M48 Thread Pitch 0.75mm
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| / -
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| /
Pegasus M68 Male to M48 Male Adapter
PEG-ADAPT-M68M-M48M3 in stockAdapter (Backfocus) Thickness: 1.4 mm M68 Thread: Pitch 1.0mm / 4mm length M48 Thread Pitch 0.75mm / 4mm length Inner hole with M42 / 0.75mm
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| / -
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| /
Pegasus M68 Male to M54 Female Adapter
PEG-ADAPT-M68M-M54FAdapter (Backfocus) Thickness: 1.4 mm M68 Thread: Pitch 1.0mm / 4mm length M54 Thread Pitch 0.75mm
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| / -
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| /
Pegasus M68 Male to M54 Male Adapter
PEG-ADAPT-M68M-M54M2 in stockAdapter (Backfocus) Thickness: 1.4 mm M68 Thread: Pitch 1.0mm / 4 mm length M54 Thread Pitch 0.75mm / 4mm length Inner hole with M48 / 0.75mm
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| / -
Original price CA$49.00 - Original price CA$49.00Original priceCA$49.00CA$49.00 - CA$49.00Current price CA$49.00| /
Pegasus M68 Male to M54 Male Adapter - 20mm
PEG-ADAPT-M68M-M54M-201 in stockAdapter (Backfocus) Thickness: 20 mm (backfocus) M68 Thread: Pitch 1.0mm / 4 mm length M54 Thread Pitch 0.75mm / 4mm length Inner hole with M48 / ...
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$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| /
Pegasus M68 Male to M68 Male Adapter
PEG-ADAPT-M68M-M68MAdapter (Backfocus) Thickness: 1.4 mm Thread: Pitch 1.0mm / 4 mm length Inner hole with M54 / 0.75mm
Original price CA$39.00 - Original price CA$39.00Original priceCA$39.00CA$39.00 - CA$39.00Current price CA$39.00| / -
Original price CA$34.00 - Original price CA$34.00Original priceCA$34.00CA$34.00 - CA$34.00Current price CA$34.00| /
Player One M42F-M42M Adapter - 20mm
POA-M42F-M42M-202 in stockM42x0.75 male thread to M42x0.75 female thread Adapter 20mm optical length Constructed from rigid...
View full detailsOriginal price CA$34.00 - Original price CA$34.00Original priceCA$34.00CA$34.00 - CA$34.00Current price CA$34.00| / -
Original price CA$17.00 - Original price CA$17.00Original priceCA$17.00CA$17.00 - CA$17.00Current price CA$17.00| /
Player One M42F-M48M Adapter - 0mm
POA-M42F-M48M-02 in stockM42x0.75 female thread to M48x0.75 male thread Adapter 0mm optical length (Low Profile) Construct...
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$55.00 - Original price CA$55.00Original priceCA$55.00CA$55.00 - CA$55.00Current price CA$55.00| /
Player One M48 Camera Tilter Plate - Third-Party Filter Wheel Adapter
POA-TP90-M48Connects Artemis and Poseidon cooled cameras to other brand filter wheels (ZWO, QHY, etc) 5mm optical length ...
View full detailsOriginal price CA$55.00 - Original price CA$55.00Original priceCA$55.00CA$55.00 - CA$55.00Current price CA$55.00| / -
Original price CA$34.00 - Original price CA$34.00Original priceCA$34.00CA$34.00 - CA$34.00Current price CA$34.00| /
Player One M48F-M42M Adapter - 17.5mm
POA-M48F-M42M-17.52 in stockM48x0.75 female thread to M42x0.75 male thread Adapter 17.5mm optical length Constructed from rig...
View full detailsOriginal price CA$34.00 - Original price CA$34.00Original priceCA$34.00CA$34.00 - CA$34.00Current price CA$34.00| / -
Original price CA$34.00 - Original price CA$34.00Original priceCA$34.00CA$34.00 - CA$34.00Current price CA$34.00| /
Player One M48F-M48M Adapter - 20mm
POA-M48F-M48M-202 in stockM48x0.75 male thread to M48x0.75 female thread Adapter 20mm optical length Constructed from rigid...
View full detailsOriginal price CA$34.00 - Original price CA$34.00Original priceCA$34.00CA$34.00 - CA$34.00Current price CA$34.00| / -
Original price CA$41.00 - Original price CA$41.00Original priceCA$41.00CA$41.00 - CA$41.00Current price CA$41.00| /
Player One M48F-M54M Adapter - 17.5mm
POA-M48F-M54M-17.51 in stockM48x0.75 female thread to M54x0.75 male thread adapter 17.5mm optical length Constructed from rig...
View full detailsOriginal price CA$41.00 - Original price CA$41.00Original priceCA$41.00CA$41.00 - CA$41.00Current price CA$41.00| / -
Original price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| /
Player One M48M-M42M Adapter - 2mm
POA-M48M-M42M-22 in stockM48x0.75 male thread to M42x0.75 male thread Adapter 2mm optical length Constructed from rigid al...
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$34.00 - Original price CA$34.00Original priceCA$34.00CA$34.00 - CA$34.00Current price CA$34.00| /
Player One M48M-M48F Adapter - 17.5mm
POA-M48F-M48M-17.52 in stockM48x0.75 male thread to M48x0.75 female thread Adapter 17.5mm optical length Constructed from rig...
View full detailsOriginal price CA$34.00 - Original price CA$34.00Original priceCA$34.00CA$34.00 - CA$34.00Current price CA$34.00| / -
Original price CA$25.00 - Original price CA$25.00Original priceCA$25.00CA$25.00 - CA$25.00Current price CA$25.00| /
Player One M48M-M48M Gender Changer Adapter - 2mm
POA-M48M-M48M-22 in stockM48x0.75 male thread to M48x0.75 male thread Adapter (Gender Changer) 2mm optical length Construc...
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$49.00 - Original price CA$49.00Original priceCA$49.00CA$49.00 - CA$49.00Current price CA$49.00| /
Player One M54M-M54F Adapter - 17.5mm
POA-M54M-M54F-17.51 in stockM54x0.75 male thread to M54x0.75 female thread Adapter 17.5mm optical length Constructed from rig...
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$49.00 - Original price CA$49.00Original priceCA$49.00CA$49.00 - CA$49.00Current price CA$49.00| /
Player One M54M-M54F Adapter - 20mm
POA-M54M-M54F-201 in stockM54x0.75 male thread to M54x0.75 female thread Adapter 20mm optical length Constructed from rigid...
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$55.00 - Original price CA$55.00Original priceCA$55.00CA$55.00 - CA$55.00Current price CA$55.00| /
Player One M54M-M68F Adapter - 17.5mm
POA-M54M-M68F-17.51 in stockM54x0.75 male thread to M68x1 female thread Adapter 17.5mm optical length Constructed from rigi...
View full detailsOriginal price CA$55.00 - Original price CA$55.00Original priceCA$55.00CA$55.00 - CA$55.00Current price CA$55.00| / -
Original price CA$41.00 - Original price CA$41.00Original priceCA$41.00CA$41.00 - CA$41.00Current price CA$41.00| /
Player One M68 Adapter for FHD-OAG MAX
POA-M68-RINGM68x1 female thread to FHD-OAG MAX Adapter 5mm optical length Constructed from rigid aluminum 606...
View full detailsOriginal price CA$41.00 - Original price CA$41.00Original priceCA$41.00CA$41.00 - CA$41.00Current price CA$41.00| / -
Original price CA$69.00 - Original price CA$69.00Original priceCA$69.00CA$69.00 - CA$69.00Current price CA$69.00| /
Player One Rear 4P Tilter Plate - R31/R27 Compatible
POA-TP85-M42Connects Carbon Fiber cooled cameras to Phoenix wheels or Filter Drawer MAX 8mm optical length Co...
View full detailsOriginal price CA$69.00 - Original price CA$69.00Original priceCA$69.00CA$69.00 - CA$69.00Current price CA$69.00| / -
Original price CA$119.00 - Original price CA$119.00Original priceCA$119.00CA$119.00 - CA$119.00Current price CA$119.00| /
PrimaLuceLab 2" Visual Back for ESATTO 2"
PLL-PL8410001If you want to use your telescope visually with ESATTO 2" or if you want to connect a camera with a 2" nosepiece, just connect the 2" visual back f...
View full detailsOriginal price CA$119.00 - Original price CA$119.00Original priceCA$119.00CA$119.00 - CA$119.00Current price CA$119.00| / -
Original price CA$119.00 - Original price CA$119.00Original priceCA$119.00CA$119.00 - CA$119.00Current price CA$119.00| /
PrimaLuceLab 2" Visual Back for ESATTO 3"
PLL-PL8410002If you want to use your telescope visually with ESATTO 3" or if you want to connect a camera with a 2" nosepiece, just connect the 2" visual back f...
View full detailsOriginal price CA$119.00 - Original price CA$119.00Original priceCA$119.00CA$119.00 - CA$119.00Current price CA$119.00| /