GONG Hα Instrument

More documents

Recommendations

Info

Sample Filter HWHM•Fit Fabry-Perotfunction to eachpixel•Daystar HWHM isspec’d 0.20 Å•Shows HWHMover range of 0.15to 0.35 Å•Histogram peakedat ~0.23 ÅSeptember 22, 2009 <strong>GONG</strong> H-alpha Review 16
Lab Test Results• DayStar optics of good quality.• Peak wavelength variation out of spec.• HWHM acceptable.September 22, 2009 <strong>GONG</strong> H-alpha Review 17
Page 1 and 2: GONG Hα InstrumentJ. Harvey & GONG
Page 3 and 4: Instrument Design Goals• No signi
Page 5 and 6: Prototype Optical DesignPBSFCCDL1L2
Page 8 and 9: Field Curvature & DistortionSeptemb
Page 10 and 11: Optics Summary• Simple system mee
Page 12 and 13: Hα Filter Selection• Considered
Page 14 and 15: Filter Test SetupCMOScamera,lens an
Page 18 and 19: Solar Test Setup• Rooftop light f
Page 20 and 21: Filter Status• 10 filters on orde
Page 22 and 23: Filter StatusC:\Documents andSettin
Page 24 and 25: September 22, 2009 GONG H-alpha Rev
Page 26 and 27: Filter Concerns• Delivery.• Wav
Page 28 and 29: CCD Camera Requirements 2• Robust
Page 30 and 31: Camera Tests• Tested cooled and u
Page 32 and 33: Camera Dark Noise vs Exposuredark n
Page 34 and 35: Camera Noise vs LightNoise vs Signa
Page 36 and 37: Camera Results• Cameras show expe
Page 38 and 39: Mechanical Requirements• Simple i
Page 40 and 41: Sled DetailSeptember 22, 2009 GONG
Page 42: Remaining Issues• Optics- Quality

GONG Hα Instrument

Create successful ePaper yourself

Delete template?

Save as template?