Free Astronomy Magazine May-June 2024 ARABIC VERSION

www.northek.itwww.facebook .com/northek.itinfo@northek.i t phone+39 01599521 Cassegrain > SCHOTTSupremax33optics > opticaldiameter355mm > usefuldiameter350mm > focallength5250mm > focalratiof/15 > 18-pointfloatingcell > FeatherTouch2.5”focuser Dall-Kirkham > SCHOTTSupremax33optics > opticaldiameter355mm > usefuldiameter350mm > focallength7000mm > focalratiof/20 > 18-pointfloatingcell > FeatherTouch2.5”focuser Ritchey-Chrétien > SCHOTTSupremax33optics > opticaldiameter355mm > usefuldiameter350mm > focallength2800mm > focalratiof/8 > 18-pointfloatingcell > customizedfocuser

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