Flattener / Reducer / Correctors
Corrective optics are a very important component, especially in astrophotography. They turn almost every refractor, Newtonian or other telescope into an astrograph. They flatten the image field, shorten the focal length or correct system-related image errors.
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Stainless steel ring for exact adjustment of the distance, e.g. from corrector to camera
Stainless steel ring for exact adjustment of the distance, e.g. from corrector to camera
Perfectly suitable for Newtonians with focal ratios of f/4, very good results also from f/3.5-f/6
No spherical or chromatic aberration
The flattener is also suitable for all refractors up to 350 mm focal length
Comes with 360° rotation system for optimal camera positioning.
This flattener corrects the field of ED and APO refractors of at least 500 mm focal length for astrophotography without changing the focal length.
Corrects the field of refractors and allows astrophotography with perfect sharpness at the edge
Perfect sharpness and good illumination up to 30mm sensor diameter - ideal for apsc sensors
Perfect sharpness and good illumination up to 30mm sensor diameter - ideal for apsc sensors
Large well corrected and illuminated field with 45 mm diameter.
Optimal for Newtonian telescopes with an f-ratio of f/3 up to f/6