RCOS Carbon Tube 20 inch Ritchey-Chrétien Telescopes...

RCOS 20 inch Carbon Tube Telescope

December 2007 - Marshall Space Flight Center - Acceptance testing at our facility in Flagstaff, AZ.

RCOS 20" f/8.1 Carbon Tube Telescope, Computer Polished ULE, Zerodur, Astro-Sitall Optics... RCOS 20" f/8.2 Carbon Tube Telescope, ION Milled Astro-Sitall Optics...

Optical Features:
- - Zero Expansion Astro-Sitall, ULE Type, or Zerodur RC Optics, Tested and Certified to at least 1/20th Wave RMS.
- Supporting Fringe Analysis and Interferometric Data included.
- Enhanced Aluminum (SiO2/TiO2) Overcoat - 96.9% Reflectivity.

Mechanical Features:
- Designed, Engineered and Modeled in SolidWorks 2009.
- RCOS Proprietary Center Mounted, Self Balancing Primary Mirror Cell.
- Low expansion, light weight Carbon Fiber Tube for superior performance and stability.
- 6061 Aluminum components - All CNC Machined.
- Precision Secondary Mirror Focuser.
- Multi-Stage Primary Mirror Baffle with internal knife-edge light stops.
- Conical Secondary Light Baffle.
- 6061 Aluminum Mounting Rings - CNC Machined.
- Active Cooling.
- RCOS "Focus and Forget" Technology.
- Shipped fully Assembled, Collimated and Ready to Use.
- RCOS CNC Machined "light weight" Dovetail Plates (Losmandy compatible) - top and bottom with matching Paramount VersaPlate hole pattern, allows dovetail mounting plate to be bolted to VersaPlate once scope is balanced.
- CNC machined Tube End Ring with Composite Dust Cover.

RCOS 20RC Carbon Tube Telescope with Star Instruments Optics

Mass Properties and Dimensions (typical)

Complete and fully assembled OTA Price: Call

Optical Features:
- Zero Expansion, Astro-Sitall RC Optics, Tested and Certified to at Least 1/40th Wave RMS. 
- Supporting Fringe Analysis and Interferometric Data included.
- Enhanced Aluminum (SiO2/TiO2) Overcoat - 96.9% Reflectivity.

Mechanical Features:
- Designed, Engineered and Modeled in SolidWorks 2009.
- RCOS Proprietary 18-Point Primary Mirror Flotation Cell.
- Low expansion, light weight Carbon Fiber Tube for superior performance and stability.
- 6061 Aluminum components - All CNC Machined.
- Precision Secondary Mirror Focuser.
- Multi-Stage Primary Mirror Baffle with internal knife-edge light stops.
- Conical Secondary Light Baffle.
- 6061 Aluminum Mounting Rings - CNC Machined.
- Active Cooling.
- RCOS "Focus and Forget" Technology.
- Shipped fully Assembled, Collimated and Ready to Use.
- RCOS CNC Machined "light weight" Dovetail Plates (Losmandy compatible) - top and bottom with matching Paramount VersaPlate hole pattern, allows dovetail mounting plate to be bolted to VersaPlate once scope is balanced.
- CNC machined Tube End Ring with Composite Dust Cover.

 

RCOS 20RC Carbon Tube Telescope with Aries Co Optics

Mass Properties and Dimensions (typical)

Complete and fully assembled OTA Price: Call