1.25 EXTENDER
11,04 €T2-T2 extension adapter adding 20 mm of back focus distance. Designed for guide cameras and small imaging accessories.
Showing 1–24 of 26 results
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1.25″ Extension Tube 56mm
28,40 €The SVBONY SV157 1.25 “extension tube is threaded at the end to accommodate a standard 1.25” filter. It is made of all-metal material and has a long service life. The inside of the SV157 has full thre
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2″ Extension Tube (50mm)
47,00 €GSO 2″ Extension Tube (50mm) helps you if you can’t reach focus with your telescope. This is common with some Newtonian telescopes.
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2″ Extension Tube (60mm)
47,00 €2″ Extension Tube (60mm) helps you if you can’t reach focus with your telescope. This is common with some Newtonian telescopes.
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4″ Extender
64,00 €4-inch extension tube for increasing back focus distance. Essential for achieving correct flattener/reducer spacing in your imaging train.
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50mm Extension for Photron 3″ Focuser
36,75 €50mm extension tube for Photron 10″, 12″, 14″, 16″ and 30″ RC scope. Thread size M117X1mm.
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75mm Extension Tube 2″
28,40 €Svbony 2” telescope eyepiece extension tube with protective brass ring.
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M42-M42 extender (21mm)
25,00 €The extender is designed to help you to reach 55mm or any other back focus distance. In this example the aim is to reach 55mm with an OAG: attach the 21mm extender to ASI071 to reach 55mm back focus d
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M42-M48 extender : 16.5mm
25,00 €The ZWO M42-M48 extension piece helps to achieve the right focusing margin. The length of the extension piece is 16.5 mm.
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M42F-M42M 20MM Extender
22,08 €M42F-M42M 20mm adapter
Material：Aluminum 6061-T6
Adapter：M42*0.75 female threads and M42*0.75 male threads
Extention Length: 20mm -
M42M-M48F 22.5mm Extender
29,00 €The thickness of the M42M-M48F 22.5mm extender is 22.5mm. It is an important astronomical accessory for ASI2600MM Pro users who want to connect the camera to 7x36mm filter wheel to reach 55mm back foc
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M48 Spacer (0.1mm)
8,00 €M48 Spacer helps you to find the optimal back focus distance. Made of ASA-plastic
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M48F-M42M 17.5MM Extender
22,08 €M48F-M42M 17.5mm adapter
Material：Aluminum 6061-T6
Adapter：M48*0.75 female threads and M42*0.75 male threads
Extention Length: 17.5mm -
M48F-M48M 17.5MM Extender
27,55 €M48F-M48M 17.5mm adapter
Material：Aluminum 6061-T6
Adapter：M48*0.75 female threads and M48*0.75 male threads
Extention Length: 17.5mm -
M48F-M48M 20MM Extender
22,08 €M48F-M48M 20mm adapter
Material：Aluminum 6061-T6
Adapter：M48*0.75 female threads and M48*0.75 male threads
Extention Length: 20mm -
M54M-M54F 17.5MM Extender
32,20 €M54M-M54F 17.5mm adapter
Material：Aluminum 6061-T6
Adapter：M54*0.75 male threads and M54*0.75 female threads
Extention Length: 17.5mm -
M54M-M54F 20MM Extender
32,20 €M54M-M54F 20mm adapter
Material：Aluminum 6061-T6
Adapter：M54*0.75 male threads and M54*0.75 female threads
Extention Length: 20mm -
M54M-M68F 17.5MM Extender
35,88 €M54M-M68F 17.5mm adapter
Material：Aluminum 6061-T6
Adapter：M54*0.75 male threads and M68*0.75 female threads
Extention Length: 17.5mm -
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Svbony Black All-Metal Astronomical Telescope Adapter Tube Slr Camera Photography Sleeve Ca1 Extension Tube
13,11 €Key Features
Precise Focusing Adjustment