Two bits of the focusser started, with a screw thread to join them together.

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Time to start on the last major component – the focuser! This will be a Crayford Focuser using some 3x3x8 ball bearings, some aluminium tubes and bits and pieces lying around.

The first part to be constructed is the base-plate that will attach the focuser body to the telescope. This is threaded to take the bottom of the focuser tube; this will then be secured with locktite.

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