Focal Plane Actuation to Achieve Ultra-High Resolution on Suborbital Balloon Payloads Mentor: Dr. Paul Scowen Graduate Student: Alex Miller Undergraduate.

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Presentation transcript:

Focal Plane Actuation to Achieve Ultra-High Resolution on Suborbital Balloon Payloads Mentor: Dr. Paul Scowen Graduate Student: Alex Miller Undergraduate Students: Jake Trahan & Ravi Prathipati Raquel Camarena

Motivation ●High resolution planetary images ●Fraction of the cost ●Remove jitter movement

Charged-Coupled Device (CCD) o Properties o Characterization Optomechanics

How Does a Charged-Coupled Device Work? ●Signal-to-noise ratio ●Sensitivity

Characterization ●Read noise o Bias frames  Electronics ●Flat Field o Pixel sensitivity  usually %  pixel uniformity ●Quantum Efficiency ○% number of incident photons converted to recorded electrons ○Type of CCD

Quantum Efficiency

429 nm 529 nm Flat Fields

649 nm

1st Data of Bias Frames FrameFrame Average Superbias Average:634.33

2nd Data of Bias Frames FrameFrame Average Superbias Average:

1st Data of Dark Frames Frame (sec)Frame Average (after bias sub)

2nd Data of Dark Frames Frame (sec)Frame Average (after bias sub)

Further Work ●Continue to characterize ●Work with Hexapod and CCD in Dewar

Thank you for listening! Questions?