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William Optics Flattener Reducer for Z61


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  • This adjustable reducer flattener is perfect for getting your optical systems optimized without the need for extension tubes.
  • Backfocus of 56mm.

Product Details

  • This William Optics Flattener Reducer for the Zenithstar 61 OTA is adjustable so you can get the proper spacing in your imaging setup without needing extension tubes.

    Suitable for several camera types including CCD and CMOS astronomy cameras, Nikon, Sony, Canon, and more.

    Has a backfocus of 56mm.

    M48 thread on the camera side.

    M54 thread on the telescope side.

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    • William Optics Flattener Reducer for Z61

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