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Skywatcher 0.77x Wide FOV Field Flattener / Reducer for Esprit 120

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Skywatcher
9334046006681
Overview The Skywatcher 0.77x Flattener and Reducer is designed specifically to reduce the focal ratio of the Esprit 120ED from f/7 to f/5.4, reducing the exposure time by 68%. The image circle measures at 34mm and is illuminated and corrected, making it compatible with APS-C sensors and smaller. Furthermore, this accessory also acts as a field flattener which removes flattens elongated stars at the edges.  It has a back focus of 95mm and comes with a spacer and M48 adapter. The built-in 2-inch filter threads also allows you to seamlessly add light pollution filters.   About Sky-Watcher Contemporary telescope-making has advanced the simple optical designs early scopes to revolutionary, state of the art. The Sky-Watcher company believes Telescopes of quality make should no longer be expensive, but accessible to everyone. Sky-Watcher philosophy has always been to bring the vast wonders of the skies within reasonable reach of anyone with enough curiosity and courage to look up and imagine. Sky-Watcher scopes come in a large range of observational applications - from 10"Dobsonians to spotting scopes for land use.  Product Code: SKW-SWA-ESPRIT120FRF
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SKW-SWA-ESPRIT120FRF
OUR PRICE $649.95

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    Overview

    The Skywatcher 0.77x Flattener and Reducer is designed specifically to reduce the focal ratio of the Esprit 120ED from f/7 to f/5.4, reducing the exposure time by 68%. The image circle measures at 34mm and is illuminated and corrected, making it compatible with APS-C sensors and smaller. Furthermore, this accessory also acts as a field flattener which removes flattens elongated stars at the edges. 

    It has a back focus of 95mm and comes with a spacer and M48 adapter. The built-in 2-inch filter threads also allows you to seamlessly add light pollution filters.

     

    About Sky-Watcher

    Contemporary telescope-making has advanced the simple optical designs early scopes to revolutionary, state of the art. The Sky-Watcher company believes Telescopes of quality make should no longer be expensive, but accessible to everyone. Sky-Watcher philosophy has always been to bring the vast wonders of the skies within reasonable reach of anyone with enough curiosity and courage to look up and imagine. Sky-Watcher scopes come in a large range of observational applications - from 10"Dobsonians to spotting scopes for land use. 

    Product Code: SKW-SWA-ESPRIT120FRF

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