Askar 0.8X Reducer for 160APO - 160APO-RED

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The Askar 160APO 0.8X Reducer effectively lowers the focal ratio to f/5.6. It also provides a flattening effect while presenting a wider field of view and faster exposure times. Th e 0.8X Focal Reducer adopts a quadruplet triplet design and supports a 44mm full-frame image circle. The back focus from the M48 thread is a standard 55mm. The front thread is M92*1. At the camera end, the reducer is equipped with M68*1, M54*0.75, and M48*0.75 adapters. The camera end of the reducer also has a built-in M48*0.75 (2") filter thread. The Askar 160APO Reducer comes with CNC machined metal caps for both ends to protect the optics when not in use. 0.8x Reducer Parameters 160APO Focal Length with Reducer Installed 896mm 160APO Focal Ratio with Reducer Installed f/5.6 Number of Lenses Quadruplet design Back Focus 55mm from the base of M48 male thread Weight 1.1kg Rear-end thread type M68×1M54×0.75 M54×0.75-M48×0.75 (M48×0.75 filter thread inside) Show more