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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The 4" corrector and reducer is designed for the large APM 180mm f/7 Triplet APO and allows astrophotography at the highest level.
1126.89 €
Delivery date : 1-2 weeks
Altair GPCAM & Hypercam 0.5x Reducer - Auto Guiding EAA Video Astronomy Solar
21.01 €
Delivery date : 3-4 weeks
Altair Starwave v3 0.8x Reduces exposure time and gives a larger, flatter field with various refractors.
142.86 €
Delivery date : 3-4 days
APM 2 inch coma-correcting telecentric 1.5x Barlow
415.97 €
Delivery date : 1-2 days
Adjusting flange for M63 reducer



66.39 € 49.58 €
Delivery date : 1-2 days
APM-Riccardi Adjustment Flange M82

66.39 €
Delivery date : 1-2 days
Our totally new comacorrecting 1 1/4" ED-Barlowlens - calculated from Gerd Güring - Germany.
158.82 €
Delivery date : 1-2 days
Our totally new comacorrecting 1 1/4" ED-Barlow Element - calculated from Gerd Güring - Germany.
105.04 €
Delivery date : 1-2 days
Our unique comacorrecting 1 1/4" ED Double Barlow - calculated by Gerd Güring - Germany.
247.90 €
Delivery date : 1-2 days
This adapter allows to install the M63 APM-Riccardi Apo reducer inside the focuser barrel of different 3" focuser
45.38 €
Delivery date : 1-4 days
The all new APM-Riccardi Universal Apo Flattner 1.0x Model 1 for Apo Telescopes.
415.97 €
Delivery date : 1-2 days
The all new APM-Riccardi Universal Apo Flattner 1.0x Model 2 for Apo Telescopes.
415.97 €
Delivery date : 1-2 days