William Optics Adjustable Flattener Reducer Flat61R for ZenithStar 61 The optics render a clear

The optics render a clear image

history and in depth behind-the-scenes glimpses at the people

Payload capacity of up to 12kg with a mount-only weight of 4

which allows you to easily change to a new filter after each set of exposures by simply rotating the filter wheel

For perfect illumination

William Optics Adjustable Flattener Reducer Flat61R for ZenithStar 61 The optics render a clearDescription The flattener is a lens that evens out the field, as this is slightly curved by the primary optics. This curvature causes stars that are imaged at the edge of the field of view to be less sharp. The flattener, also called a field flattener, corrects this effect. Astrophotographers can then enjoy images where the stars remain sharp right out to the edge of the exposure. The flattener is installed between the telescope and the camera. This