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M48 Adapter

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  1. Designed for attaching a Canon DSLR camera to any of the Sky-Watcher 0.85x Focal Reducer/Correctors.
    M48 rings are used for larger format imaging. These are different than the standard T-Thread and are not suitable for use on our Collapsible Dobsonian line. M48 rings are to be used on the Esprit and ProED series when using the dedicated field correctors. 

  2. Designed for attaching a Nikon DSLR camera to any of the Sky-Watcher 0.85x Focal Reducer/Correctors.
    M48 rings are used for larger format imaging. These are different than the standard T-Thread and are not suitable for use on our Collapsible Dobsonian line. M48 rings are to be used on the Esprit and ProED series when using the dedicated field correctors. 

  3. The extension tube extends an adapter with M48x0.75 thread by 20 mm.

    • barrel made of metal
    • black anodized
    • double sided 2" filter thread (M48x0.75) - male/female
    • optical path is 20 mm
    • the outer diameter of the adapter is is exactly 2" - fits into the 2" receptacle of focusers or adapters

  4. The extension tube extends an adapter with M48x0.75 thread by 15 mm.

    • barrel made of metal
    • black anodized
    • double sided 2" filter thread (M48x0.75) - male/female
    • optical path is 15 mm
    • the outer diameter of the adapter is is exactly 2" - fits into the 2" receptacle of focusers or adapters

  5. The extension tube extends an adapter with M48x0.75 thread by 10 mm.

    • barrel made of metal
    • black anodized
    • double sided 2" filter thread (M48x0.75) - male/female
    • optical path is 10 mm
    • the outer diameter of the adapter is is exactly 2" - fits into the 2" receptacle of focusers or adapters

  6. The extension tube extends an adapter with M48x0.75 thread by 30 mm.

    • barrel made of metal
    • black anodized
    • double sided 2" filter thread (M48x0.75) - male/female
    • optical path is 30 mm
    • the outer diameter of the adapter is is exactly 2" - fits into the 2" receptacle of focusers or adapters

  7. The extension tube extends an adapter with M48x0.75 thread by 5 mm.

    • barrel made of metal
    • black anodized
    • double sided 2" filter thread (M48x0.75) - male/female
    • optical path is 5 mm
    • the outer diameter of the adapter is is exactly 2" - fits into the 2" receptacle of focusers or adapters

  8. The extension tube extends an adapter with M48x0.75 thread by 3 mm.

    • barrel made of metal
    • black anodized
    • double sided 2" filter thread (M48x0.75) - male/female
    • optical path is 3 mm
    • the outer diameter of the adapter is is exactly 2" - fits into the 2" receptacle of focusers or adapters

  9. SCT to M48 male adapter - 8mm length. Very useful for connecting M48 accessories to your Schmidt-Cassegrain instrument or to others with the same SC connection

  10. Ring M48x0.75 female M54x0.75 male - Length 5mm. Very useful adapter for QHY CMOS cameras (168,247,367,128,163)

  11. Extension ring with thread M48x0.75 male / female - Length 35mm

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