SKYWATCHER 0.77x REDUCER FOR ESPRIT 150ED AZ6000 Focus with the main camera

Focus with the main camera and then slide the prism along with the guiding camera in order to reach the focus

76D-RD reducer image circle 30 mm FC-35RD reducer focal length

The Antlia CH4 Methane filter 1

4 mm (with field flattener)

SKYWATCHER 0.77x REDUCER FOR ESPRIT 150ED AZ6000 Focus with the main cameraThe Sky Watcher 0. 77x Flattener Reducer for Esprit 150ED telescopes shortens the focal ratio of the 150ED to f 5. 4 and focal length to 810mm. Exposure time is reduced by 68% when compared to the native f 7 configuration. The illuminated and corrected image circle is 36mm, making it suitable for use with APS C sensors and smaller. The flattener reducer has a back focus requirement of 90mm (55mm when paired with the included spacer and M48 adapter),