Askar 0.75x Reducer for the 60F Refractor - 60F-RED Pentax Choose your favorite color at

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Askar 0.75x Reducer for the 60F Refractor - 60F-RED Pentax Choose your favorite color atThis 0. 75x APO reducer takes the Askar 60F's focal ratio down to f 5. 1. A shorter focal ratio allows the telescope OTA to have a wider field of view and faster exposure times, making it suitable for capturing large areas of nebulae, star clusters, and faint, fast moving celestial objects. The 0. 75x reducer adopts a triplet design and supports a 44mm full frame image circle. The overall weight is 0. 2 kg. The back focus from the M48 thread is a