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New Releases

Baader T-2 adjustment/spacer-rings
Baader T-2 adjustment/spacer-rings
$24.99
ZWO M68 sensor tilt plate for 6200MC/MM Pro cameras
ZWO M68 sensor tilt plate for 6200MC/MM Pro cameras
$39.99
Baader VariLock 46, Variable Length T-2 Extension tube 29-46mm
Baader VariLock 46, Variable Length T-2 Extension tube 29-46mm
$99.99
AP2.7 Retaining Ring
AP2.7 Retaining Ring
$19.99

Manufacturer

  1. Home
  2. Accessories
  3. T-Rings and Mechanical Adapters
  4. Extensions

Extensions

Products [22]

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2
2" Extension Tube for 1.25"
$23.76
In Stock
Add To Cart
2
2" Extension Tube for 2"
$38.25
7 - 10 day delivery
Add To Cart
2.25
2.25" Twist Lock Extension Tube for 2"
$47.52
In Stock
Add To Cart
1.75
1.75" Twist Lock Extension Tube for 2"
(1)
$47.52
In Stock
Add To Cart
SCT 2
SCT 2" visual back
(1)
$28.52
In Stock
Add To Cart
Starfield M42 10mm Extension ring
Starfield M42 10mm Extension ring
(1)
$14.99
Back Order
Add To Cart
M48 Variable Locking Extension Ring
M48 Variable Locking Extension Ring
(1)
$44.99
In Stock
Add To Cart
T2 Variable Locking Extension Ring
T2 Variable Locking Extension Ring
(1)
$44.99
Back Order
Add To Cart
Baader M68 Tele-Compendium
Baader M68 Tele-Compendium
$734.99
Back Order
Add To Cart
M48 to M42 Adapter
M48 to M42 Adapter
$11.88
In Stock
Add To Cart
M54 to M48 Adapter
M54 to M48 Adapter
$11.88
In Stock
Add To Cart
Baader VariLock 46, lockable T-2 ExtensionTube 29-46mm with spanner tool T-25Y
Baader VariLock 46, lockable T-2 ExtensionTube 29-46mm with spanner tool T-25Y
$115.49
In Stock
Add To Cart
Baader M68 Conversion Ring
Baader M68 Conversion Ring
$70.00
Back Order
Add To Cart
ADAPTER, CAMERA, M48, VARIABLE
ADAPTER, CAMERA, M48, VARIABLE
$54.99
Back Order
Add To Cart
ADAPTER, CAMERA, M42, VARIABLE
ADAPTER, CAMERA, M42, VARIABLE
$47.52
Back Order
Add To Cart
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All prices listed are in Canadian dollars. We make every effort to ensure our prices are accurate. We do, however, reserve the right to advise you of any errors prior to processing your invoice. If you are not willing to accept changes on these errors we will cancel your order. Ontario Telescope and Accessories reserves the right to limit quantities. We apologize for any inconvenience this may cause.

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