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ASA 4" Ritchey-Chretien Reducer 0.84x

ASA 4" Ritchey-Chretien Reducer 0.84x

Price includes VAT, plus delivery

The ASA 4" Reducer Corrector for Ritchey Chretien optical systems of 400mm and larger with focal ratios from F8 upwards. It offers a very large 60mm corrected field suitable for even the largest CCD sensors such as the KAF-16803.

An optimum back focus of around 87mm is required to provide the fully corrected field.

This corrector requires special adaption to fit your temescope and camera. Please contact us for details.

Browse this category: Reducers and Tele-Compressors