SPARO Optics

Results of Optical Testing at South Pole

• Diagram showing orientation of SPARO footprint on S. Pole sky (note: angle labelled 22 degrees is actually 24 degrees)
• Final values for pixel pointing offsets relative to center pixel
• Measured plate scale on Viper - Austral Summer 1999-2000
• Checking the total transmission of Viper/SPARO using Austral Winter 2000 Observations

SPARO Optics Reference Information

• Instructions for Operating Blank-off Wheel 3/22/00
• Reference drawing of the internal optics of SPARO 7/1/98
• Another drawing of the internal optics including the snout 7/1/98
• Installing Test Grid
• Photos of Polarimeter Calibrator
• Miscellaneous photos of SPARO optics

Miscellaneous information on SPARO's optics

Raytracing Diagnostics

• E-Mail from CMU confirming BEAM3 Configuration File is correct.
• Initial diagnostic report for the optics by C. Greer. 10/11/2000.
• E-mail from C. Greer to G. Novak on the tertiary. 10/11/2000.
• Current diagnostics as of 8/22/01.
• Report detailing the determination of the template center ray.
• Information on the 'prime focus hole' on the Viper/SPARO template.
• Report on the template diagnostics (09/06/01).

Analysis of Spectral Blocking Requirements

• Visual Diagram detailing programs purpose.
• Explanation, Graphs, and Output of two general trials of the program.

Prior work on pixel pointing offsets: obsolete

• First-guess at pixel pointing offsets relative to center pixel

Milestones

• Final lenses have been delivered. 8/29/97
• An alternative optical design. 4/04/96
  We'll use this layout! 5/28/97
• Proposed optical design. 03/18/96.
• Tom's email specifying the lenses ordered. 3/17/97
• Tom's revised optics specs 6/4/97
• Tom's final optics specs 7/16/97
• Required open diameters of the optics snout. From Tom R. 7/9/97
• Preliminary optics snout design. From Jeff S. 7/7/97
• A comparison of our ordered lenses and similar instruments 5/21/97

Instrument Integration

• Jim Jaeger (NU shop) is nearly finished with the mechanical optics components! photos! 2/26/98
• Giles' summary of instrument package layout. 8/1/97

Instrumental Polarization

• T. Renbarger has measured the polarization induced by off-axis reflections. Paper published in Applied Optics

Telescope Optics

• A description of Viper's optics (from Carnegie Mellon University)
• Photos of SPARO mounting bracket for Viper