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with Premium Galaxy Optics
Elegant aluminum, Truss-tube Dobsonian; a low profile design with Dob Driver II motors and balancing weights in Custom alt-azimuth mount. Sky Designs supplied the 20″ x 1.5″ Pyrex fine annealed glass blank and optical coatings. The optics were finished by Galaxy Optics for optical figure yielding 95% clear aperture and for RMS error equal to or better than 0.076. Included are: a precision JMI 2″ focuser; an Orion finder-scope dove tail bracket; dew shroud and complete assembly manual. This unit is large and graceful; with exceptional rigidity, stability & good portability. Merit Award winner at Riverside Telescope Makers Conference for precision in ultra light design.