Deluxe Off-Axis Guider Celestron which produce a remarkable 94%

which produce a remarkable 94% reflectivity

Add right ascension (RA) tracking capabilities to any Celestron AstroMaster or PowerSeeker equatorial telescope

unlike most other manufactures who use reflective surfaces

with a focus on PixInsight

but for non-driven telescopes the object will stay in the field of view for a very long time before any adjustments need to be made

Deluxe Off-Axis Guider Celestron which produce a remarkable 94%Most accurate way to guide improved accuracy compared to using a separate guide scope 12. 5 mm multi coated prism with aluminized backing for maximum reflectivity and illumination to the autoguider Fixed orientation helical focuser for easy, smooth and accurate autoguider focus 48mm clear aperture supports full frame cameras without vignetting Includes adapters with the correct spacing for DSLR cameras, Nightscape CCD and other popular astroimaging