Richey Chretien - 1000

The RC-1000 consists of the following components :

Optics:
  • Manufactured by ASA
  • http: //www.astrosysteme.com
  • Optical design by Dipl. Phys. Philipp Keller
  • Optics by LOMO
  • Ritchey Chretien f2.5 / f8
  • Diffraction limited field of view 41 arc minutes (with corrector)
  • Image quality 80% < 0,4 arc sec
  • Optical quality better than L/24 RMS wave front
  • Al+SiO2 coating on all mirrors
OPTICAL TUBE ASSEMBLY:
  • Open Truss Tube
  • Lasalle main mirror support
  • Focus Azimuthal: 2 x Nasmyth Focus
  • Motorized main mirror covering (computer-controlled)
  • Motorized secondary mirror focuser (computer-controlled)
MOUNT ALT-AZIMUTHAL:
  • Forkmount
  • Direct Drive Torque motors with 400NM Torque
  • Slew rate - more as 10 degree per second
  • Renishaw ResoluteTM Encoders with absolute Position Readout, no homefind necessary
  • Software: Autoslew
  • Pointing: < 5" RMS at >20° altitude
  • Tracking performance without guiding < 0,4" RMS/300 seconds

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