200-inch telescope

 

• Instrument: Cassegrain optical Fabry-Perot
  
• Focal ratio: f/9
  
• Reimaging system:

  5.7''/mm
  0.14''/pixel
  2.3' field 13.0''/mm
  0.31''/pixel
  5.3' field

  
  
• CCDs:

  CCD	array [pix]	pixel size [µm]	gain [e-/ADU]	read noise [e-]	bias [ADU]
  #15	1024 × 1024	24	2.0	6.6	2400
  #16	1024 × 1024	24	2.5	8.2
  #13	2048 × 2048	24	1.6	6.3	1790

  
  
• Etalons:

  ID	finesse	FSR [km/s@H$\alpha$]	resolution [km/s@H$\alpha$]	gap [µm]
  #ET50-889FS	22	500	23	199

  
  
• Filter wheel: 8 slots
  • 2 × 2 × 0.5 inches
  • 3 × 3 × 0.5 inches (2 slots only)
  
  
• Approximate telescope focus: unknown