TS-Optics 6" f/9 Ritchey-Chrétien on NEQ-5 mount

TS-Optics 6" f/9 Ritchey-Chrétien telescope

Ritchey-Chrétien are used in observatories worldwide due to their great optical design. The hyperbolic primary and secondary mirror offer a large fully illuminated field of view. This telescope can be used for visual observing as well! The 6" RC is very compact and easy to transport to a dark sky site.

Technical Specifications

• Aperture: 6" / 154 mm
• Focal Length: 1370 mm
• Focal Ratio: f/9
• Resolution: 0.76"
• Reflectivity: 99% reflectivity non-tarnishing dielectric mirror coatings
• Back Focus: 159 mm from 2" connection of the focuser
• Tube Diameter: 191 mm
• Tube Length: 500 mm with focuser
• Tube Weight: 5.4 kg
• Obstruction by secondary: 77 mm
• Focuser: 2" dual speed Crayford focuser
• Connecting Thread: M90x1
• Dovetail Bar: 1x Vixen-style

Delivery

• 6" f/9 RC Astrograph
• 2" Crayford focuser with 1.25" adapter
• Vixen style dovetail rail
• M90 Extension rings 1x 50mm 2x 25mm