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weight and wind balance. Perhaps an old Tarheel yearbook from gracious host. weight and wind balance, and red ready room glasses to filter out chromatic aberration. Perhaps an old Tarheel yearbook from gracious host.

Eclipse2017

Idaho Falls

Dramatis Personae:

  • Keith Lofstrom, MSEE UCB 1975, optical engineering team
  • Dan Karlan, BSChmE MIT 1971, MSCS FDU 1973, construction engineering team
  • Char Glenn, BSBio Duke 1970, MD OHSU 1995, principal photographer
  • Steve Piet, PhDNuE UNC, gracious host
  • camera tripod, bedboard, cardboard box, ABS 2 inch pipe, InFocus projector lens, brand X macro lens, bailing wire, duct tape, chewing gum

    • pencil shadow and X on box, for alignment
  • and a supporting cast of dozens

This finely tuned optical instrument is aligned by twisting wires. Next time, add ballast and small sail to front for weight and wind balance, and red ready room glasses to filter out chromatic aberration. Perhaps an old Tarheel yearbook from gracious host.

click for larger view:

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Dan, Keith

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Dan, Keith

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Keith, Lens

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Shara, Keith

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Near Totality

http://astro.ukho.gov.uk/eclipse/0412017/usa/usa_2017.html

Eclipse2017 (last edited 2023-11-14 07:22:30 by KeithLofstrom)