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T-Rings, Adapters & Spacers

T-rings, spacers, extensions and thread adapters for building an imaging train — camera bayonets to T2, M42, M48, M54 and M68, plus the back-focus spacers that make the numbers work. Goods ship factory-sealed. Tell us your camera, flattener and filter setup and we'll work out the spacing with you before you order.

266 products

Showing 145 - 168 of 266 products

Showing 145 - 168 of 266 products
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Explore Scientific Rack and Pinion Focuser 2" Extension Tube
Explore Scientific Explore Scientific ESRPEXT2 1.5-Inch Extension Tube for 2-Inch Rack and Pinion Focusers
$54.95 CAD
Player One 1.25 inch to M42 T2 Rotolock adapter for planetary camerasPlayer One 1.25 inch to M42 Rotolock adapter thread detail
Player One Astronomy Player One 1.25″-to-M42 Rotolock Adapter
$54.60 CAD
Player One M54M-M68F 17.5mm extender spacer for backfocus in astrophotography imaging trains
Player One Astronomy Player One M54M-M68F 17.5mm Extender
$54.60 CAD
Player One M48-compatible camera tilter plate for QHY and ZWO filter wheelsPlayer One M48 camera tilter plate, alternate view
Player One Astronomy Player One M48-Compatible Camera Tilter Plate
$54.60 CAD
William Optics M48 T-Mount for Pentax K camera adapter front viewWilliam Optics M48 T-Mount for Pentax K camera adapter rear view
William Optics William Optics M48 T-Mount for Pentax K
$54.00 CAD
QHY 020076/77 ADAPTER SET
QHYCCD QHY 020076/77 ADAPTER SET
$54.00 CAD
William Optics M48 T-Mount for Nikon F DSLR camera adapter front viewWilliam Optics M48 T-Mount for Nikon F DSLR camera adapter rear view
William Optics William Optics M48 T-Mount for Nikon F
From $54.00 CAD
Choose options
William Optics M48 T-Mount for Canon EOS DSLR camera adapter front viewWilliam Optics M48 T-Mount for Canon EOS DSLR camera adapter rear view
William Optics William Optics M48 T-Mount for Canon EOS
From $54.00 CAD
Choose options
Baader UFC T-2 (m) Camera-Adapter (optical height: 2 mm)
Baader Planetarium Baader UFC T-2 (m) Camera-Adapter (optical height: 2 mm)
$52.49 CAD
Baader T-Ring Nikon to T-2
Baader Planetarium Baader T-Ring Nikon to T-2
$52.49 CAD
QHY Combo Kit A1QHY Combo Kit A1
QHYCCD QHY Combo Kit A1
$52.00 CAD
DMM male-to-male adapter plate
Losmandy Losmandy DMM Male-to-Male Adapter Plate
$50.99 CAD
Adapter ESATTO 2" for telescopes with SC thread
Primaluce Lab Adapter ESATTO 2" for telescopes with SC thread
$49.99 CAD
Expanding Ring T-2 Inner/2"Outer
Baader Planetarium Expanding Ring T-2 Inner/2"Outer
$49.99 CAD
ANTLIA 3.3" SCT THREAD TELESCOPE ADAPTER
Antlia Filters ANTLIA 3.3" SCT THREAD TELESCOPE ADAPTER
$49.95 CAD
Variable Eyepiece projection adapterVariable Eyepiece projection adapter
Antares Variable Eyepiece projection adapter
$49.90 CAD
Player One 1.25 inch to 2 inch Rotolock adapter for planetary imagingPlayer One 1.25 inch to 2 inch Rotolock adapter collar detail
Player One Astronomy Player One 1.25″-to-2″ Rotolock Adapter
$49.00 CAD
Player One M54M-M54F 20mm extender spacer for backfocus in astrophotography imaging trains
Player One Astronomy Player One M54M-M54F 20mm Extender
$49.00 CAD
Player One M54M-M54F 17.5mm extender spacer for backfocus in astrophotography imaging trains
Player One Astronomy Player One M54M-M54F 17.5mm Extender
$49.00 CAD
Pegaus Astro M68 Male to M54 Male (20mm length)Pegaus Astro M68 Male to M54 Male (20mm length)
Pegasus Astro Pegaus Astro M68 Male to M54 Male (20mm length)
$49.00 CAD
ZWO T2 to M43 adapter
ZWO ZWO T2 to M43 adapter
$49.00 CAD
T-ADAPTER FOR SCHMIDT-CASSEGRAIN TELESCOPEST-ADAPTER FOR SCHMIDT-CASSEGRAIN TELESCOPES
Celestron T-ADAPTER FOR SCHMIDT-CASSEGRAIN TELESCOPES
$48.99 CAD
Starizona Variable M48 Adapter
Starizona Starizona Variable M48 Adapter
$47.99 CAD
Baader Wide-T-Ring Fujifilm X with D52i to T-2 and S52
Ontario Telescope and Accessories Baader Wide-T-Ring Fujifilm X with D52i to T-2 and S52
$47.99 CAD