Askar 0.75x Focal Reducer for 71F ED Telescope

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About this product

Askar 0.75x Focal Reducer for 71F Flat-Field ED Telescope. 

Designed and developed for use with the Askar 71F refractor telescope.

It reduces the telescope's f/ratio from f/6.9 to f/5.1.

The triplet optical design includes an ED glass lens.

The reducer is screwed onto the telescope's M54x0.75 thread.

The connection on the camera side is M48x0.75, and the working distance from the M48 thread is 55 mm. 

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