10" Classic 250P Dobsonian Cameras the faster the focal ratio

the faster the focal ratio the more field curvature becomes a problem

4 Lowest Useful Magnification 34 x Magnification of Eyepiece 1 102 x Optical Coatings StarBright XLT Optical Design EdgeHD Optical Tube Aluminum Optical Tube Length 22 in (559 mm) Optical Tube Weight 21 lbs (9

Enhanced information on over 200 objects Finderscope StarPointer Focal Length 2032 mm (80 in) Focal Length of Eyepiece 1

Installs easily into existing threaded holes in the RASA 8" and comes with all mounting hardware required

47g Barrel Size 1

10" Classic 250P Dobsonian Cameras the faster the focal ratio10 (254 mm) Dobsonian style Newtonian 1200 mm focal length (f 4. 7) 2 single speed Crayford style focuser with 1. 25 adaptor Super 25 & 10mm 1. 25 eyepieces 950 finderscope Solid rocker mount with Teflon bearings and tension clutch for altitude Teflon bearing for azimuth Description The Sky Watcher Traditional Dobsonian Telescope 254mm 1200mm (10) has a paraboloidal primary mirror to eliminate spherical aberration and a four arm, secondary mirror