Cassegrain yansıtıcı

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The Forststernwarte Jena 50cm'lik Cassegrain teleskop.

Cassegrain yansıtıcı temel bir içbükey ayna ile ikincil bir dışbükey aynanın birlikteliğidir ve çoğunlukla optik teleskoplarda ve radyo antenlerinde kullanılır.

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