SKYWATCHER
Two-element design incorporating one ED element. Reduces the standard focal length of the Evolux-82ED by a factor of 0.9x and provides top quality field-edge correction.
Available Upon Request
In this case, we do not keep the products in stock but are only available upon pre-order. As soon as we receive your order, we will notify you by e-mail or phone, about the exact delivery time.
0.9X ED Focal reducer/flattener for EVOLUX-82ED
Two-element design incorporating one ED element. Reduces the standard focal length of the Evolux-82ED by a factor of 0.9x and provides top quality field-edge correction. The flattener / reducer illuminates a full frame format and provides pinpoint star imaging over a 36mm image circle. Provides focal length of 477mm & f/5.8. Field of View 4.34°. Back focus 55mm. Fully multi-coated. Supplied with adaptor/field-rotator. Filter thread inside adaptor to mount 2” filters. M56x1 female / M48 male threads. Can be used in conjunction with Sky-watcher’s M48 Canon or Nikon T-ring adaptors.