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Celestron Schmidt-Cassegrain or Aplanatic Schmidt-Cassegrain (EdgeHD) telescopes have several advantages, also the ease of collimation since you need to set only the front secondary mirror. However, collimation screws always require the use of a screwdriver or an Allen screw and making small corrections during the night may not be easy.
Availability: In stock
Regular Price: €28.00
Special Price €19.00