This affordable 10 astrograph is ideal for capturing stunning deep-sky astro-images Fast f39 focal ratio provides swift wide-field imaging performance Enhanced reflectivity aluminum coatings on primary and secondary mirror provide 94 reflectivity Sturdy 2 dual-speed low-profile Crayford focuser permits ultra-fine focus with 111 ratio Extended tube length of 75 in front of the focuser blocks peripheral light optimizing image contrast :
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