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GSO 250mm (10") f/8 Carbon Tube Ritchey-Chretien (INDENT ORDER)
INDENT ORDER ONLY
|Optical Design:||true RC system consisting of a hyperpolic main- and secondary mirror.|
|Optical dimensions:||Aperture 10" (254mm), focal length: 2000mm, Photographic speed: f/8|
|Primary mirror:||Quarz - precision 1/12 Lambda or better. The main mirror is shifting free and fix installed. Reflectivity 99%, dielectrical coating.|
|Secondary mirror:||Quarz with 99% reflectivity coating. Mounted fully adjustable in a stiff cell. Central obstruction: 112 mm (44%)|
|Tube:||Carbon fibre design, weight 14,6 kgs, length 735mm incl. 3" focuser, tube diameter 294mm.|
|Focal plane:||110mm behind 2" connection - enough space for accessories|
|Baffling system:||Computer optimized, highest straylight supression.|
|Focuser:||Heavy-duty 3" monorail focuser (see description below)|
|Prism rail:||Losmandy-style 3" prism rail, adapts directly to Losmandy, CGE pro and other mounts.|
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