Celestron Schmidt-Cassegrain Optical Tube Assemblies (OTA) are available individually for use with your favorite mount. Each OTA is made to the same exacting standards as those used on all our high quality telescopes. All optical surfaces are coated with Celestron’s high efficiency StarBright® multi-layered coating group. These tube assemblies are equipped with the same dovetail mounting bar used on the CGE and Advanced Series for easy attachment to a variety of popular mounts.
• 9.25" Schmidt-Cassegrain Optical Tube Assembly
• Aluminum Optical Tube
• Celestron's premium StarBright XLT coatings
• 2350 mm focal length (f/11)
• 25 mm eyepiece included (94x)
• Visual back allows for use with 1.25" accessories
• 6x30 finderscope to help accurately find objects
• Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
• Includes dovetail rail compatible with CG-5 Advanced Series mount
Optical Design : Schmidt-Cassegrain
Dovetail Compatibility : CG-5 Mount
Aperture : 234.95 mm (9.25 in)
Focal Length : 2350 mm (92.52 in)
Focal Ratio : 10
Finderscope : 6x30
Optical Tube : Aluminum
Eyepiece 1 : 25 mm (0.98 in)
Magnification 1 : 94 x
Star Diagonal : 1.25
Optical Coatings : StarBright / XLT
Secondary Mirror Obstruction : 3.35 in (85.09 mm)
Secondary Mirror Obstruction by Area : 13.1 %
Secondary Mirror Obstruction by Diameter : 36.2 %
Optical Tube Length : 22 in (558.8 mm)
Optical Tube Weight : 20 lb (9.07 kg
Please note that stock levels do fluctuate so please call or email to check today's stock before placing your order.
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