Flattener / Reducer / Correctors

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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Our new APM-Riccardi Apo-Reducer with reducing factor 0.75 x with M63 thread on both sides.
495.00 € 445.00 €
Estimated delivery time : 1-2 days
 
 
Our new APM-Riccardi Apo-Reducer with reducing factor 0.75 x with M82 thread on both sides.

Characteristics:

  • Universal Reducer/Flattener for many Apochromats
  • High quality optics, calculated by Massimo Riccardi
  • High-quality multi coatings
  • Excellent image quality up to full frame sensors
595.00 € 555.00 €
Estimated delivery time : 1-2 days (as from Availability)
Availability acc. to manufacturer :
May 27 2025
Adjusting flange for M63 reducer



79.00 € 45.00 €
Estimated delivery time : 1-2 days
 
 
APM-Riccardi Adjustment Flange M82

79.00 € 45.00 €
Estimated delivery time : 1-2 days