Classical Cassegrain

This mirror system is one of the oldest designs along with the Newton and the Gregory. There is usually from a paraboloid primary mirror and a hyperbolic secondary mirror. The light exit is at the rear end of the tube.

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Professional 12" Truss Tube Design CassegrainTelescope with focal ratio as desired.
15126.05 €
Delivery date : 2-5 months
VISAC (Vixen 6th order aspherical catadioptric) incorporates high-precision 6th order aspherical primary mirror plus 3-element field correction lens, a ring-fixing metal on the objective primary mirror which decreases the lens flare.
1340.34 €
Delivery date : 3-4 days