Extender Tubes

Extension Tubes

To adjust the back focus, projection distances and working distances, extension sleeves are required, which you can find in this category.

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Picture of Extension Tube 2" with double sided 2" filter thread, length 8 mm

Extension Tube 2" with double sided 2" filter thread, length 8 mm

Extension Tube 2" with double sided 2" filter thread, length 8 mm
19.95 € 18.95 €
Estimated delivery time : 1-4 days (valid for new orders)
 
 
Picture of Extension Tube for 2" Focuser of GSO RC Teleskopes - L=25 mm

Extension Tube for 2" Focuser of GSO RC Teleskopes - L=25 mm

GSO Extension Tube for the RC Telescopes - Length 25 mm.
39.00 €
Estimated delivery time : 1-4 days (valid for new orders)
 
 
Picture of Extension Tube for 2" Focuser of GSO RC Teleskopes - L=50 mm

Extension Tube for 2" Focuser of GSO RC Teleskopes - L=50 mm

GSO Extension Tube for the RC Telescopes - Length 50 mm.
49.00 €
Estimated delivery time : 1-2 days (valid for new orders)
 
 
Picture of Extension Tube for GSO RC Teleskopes 10"+ M117 Thread - L=25 mm

Extension Tube for GSO RC Teleskopes 10"+ M117 Thread - L=25 mm

GSO Extension Tube for the GSO RC 10" and 12" Telescopes - Length 25 mm.
39.00 €
Estimated delivery time : 1-4 days (valid for new orders)
 
 
Picture of Extension Tube for GSO RC Teleskopes 10"+ M117 Thread - L=50 mm

Extension Tube for GSO RC Teleskopes 10"+ M117 Thread - L=50 mm

GSO Extension Tube for the GSO RC 10" and 12" Telescopes - Length 50 mm.
59.00 €
Estimated delivery time : 1-4 days (valid for new orders)
 
 
Picture of Starlight RISER for 2" Feather Touch 0.65" length

Starlight RISER for 2" Feather Touch 0.65" length

Starlight RISER for 2" Feather Touch 0.65" length This riser is attached to the OTA side of the focuser.
110.00 €
Estimated delivery time : 4-6 months (valid for new orders)
 
 
Picture of Starlight RISER for 2" Feather Touch 1.4" length

Starlight RISER for 2" Feather Touch 1.4" length

Starlight RISER for 2" Feather Touch 1.4" length This riser is attached to the OTA side of the focuser.
140.00 €
Estimated delivery time : 4-6 months (valid for new orders)
 
 
Picture of Starlight RISER for 2" Feather Touch 2.75" length

Starlight RISER for 2" Feather Touch 2.75" length

Starlight RISER for 2" Feather Touch 2.75" length This riser is attached to the OTA side of the focuser.
109.00 €
Estimated delivery time : 4-6 months (valid for new orders)
 
 
Picture of Starlight RISER for 2" Feather Touch 3.75" length

Starlight RISER for 2" Feather Touch 3.75" length

Starlight RISER for 2" Feather Touch 3.75" length This riser is attached to the OTA side of the focuser.

169.00 €
Estimated delivery time : 1-4 days (valid for new orders)
 
 
Picture of Starlight RISER for 2,5" Feather Touch 1.25" length

Starlight RISER for 2,5" Feather Touch 1.25" length

Starlight RISER for 2,5" Feather Touch 1.25" length This riser is attached to the OTA side of the focuser. The riser fits all FTF25xx focuser.Delivered with: Starlight RISER for 2,5" Feather Touch 1.25" length
246.00 €
Estimated delivery time : 4-6 months (valid for new orders)
 
 
Picture of Starlight RISER for 2,5" Feather Touch - 2.25" length

Starlight RISER for 2,5" Feather Touch - 2.25" length

Starlight RISER for 2,5" Feather Touch - 2.25" length This riser is attached to the OTA side of the focuser. The riser fits all FTF25xx focuser.Delivered with: Starlight RISER for 2,5" Feather Touch - 2.25" length
246.00 €
Estimated delivery time : 4-6 months (valid for new orders)
 
 
Picture of Starlight RISER for 3" Feather Touch - 2.25" length

Starlight RISER for 3" Feather Touch - 2.25" length

Starlight RISER for 3" Feather Touch - 2.25" length This riser is attached to the OTA side of the focuser. The riser fits all FTF30xx focuser.Delivered with: Starlight RISER for 3" Feather Touch - 2.25" length
246.00 €
Estimated delivery time : 4-6 months (valid for new orders)
 
 
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