Digitisation of Panoramic Negatives
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Digitisation of Panoramic Negatives

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Presentation given by Jennifer Lloyd at the The paper was presented at the AIC & ICOM CC Photographs Conservation Joint Meeting presentation (American Institute of Conservation & International Council ...

Presentation given by Jennifer Lloyd at the The paper was presented at the AIC & ICOM CC Photographs Conservation Joint Meeting presentation (American Institute of Conservation & International Council of Muesums, International Committee for Conservation).

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Digitisation of Panoramic Negatives Presentation Transcript

  • 1. Digitisation of panoramic negatives Jennifer Lloyd Manager Preservation Services
  • 2. Sketchbook of scenes of Sydney, Broken Bay, Newcastle and region, New South Wales, 1817-1840 [picture] Edward Close http://nla.gov.au/nla.pic-an4563834 1817 - 1840 Panoramas were first drawn and painted
  • 3. Section of the rotunda, Leicester Square, in which is exhibited the Panorama: the British Museum, London; AN862225 circa 1791
  • 4. http://nla.gov.au/nla.pic-an3366506-s47 Photographs stuck together end to end http://nla.gov.au/nla.pic-an3366506-s47-b1
  • 5. The Cirkut Camera – with panoramic attachment http://piercevaubel.com/cam/catalogs/1906centurylp253.htm Fan which controlled rate of rotation of the camera on the tripod Slit in the panoramic attachment to expose the flexible film which wound past Tripod
  • 6. Flexible film • 360 degree panoramas • people appearing in panoramas more than once http://nla.gov.au/nla.pic-vn6157266 Farmers and Graziers Company 1925
  • 7. Library of Congress – American Memory http://memory.loc.gov/ammem/collections/panoramic_photo/pnpizza.html
  • 8. The Enemark Project • Publication – pilot project to digitise 30 negatives • Stored in off-site nitrate store at 8°C • not catalogued • many in each box • difficult to handle and provide access • no surrogate
  • 9. Pilot project – developed digitisation standards for large negatives – identified problems with existing workflows and equipment – took a lot of time – improved preservation and provided access to these items – What about the rest? • increased use because of publication?
  • 10. • Eastman non-curling film cartridge for Cirkut cameras • 8 feet of film per box
  • 11. • The negatives were unrolled and then laid out flat with woven polyester tissue interleaved between each negative
  • 12. • They were then put under weights for two weeks
  • 13. Workflow for Enemark project
  • 14. The Panorail
  • 15. The Panorail in action!
  • 16. Panorama of Edina, Ebenezer Vickery's house Waverley, New South Wales
  • 17. Capture standards and resulting size of digital file Neg size Standard Typical file size 35mm colour negative 16 bits per pixel, RGB, 2000ppi 25MB 4 x 5” colour transparency 16 bits per pixel, RGB, 2000 ppi 400MB Slice of panorama 16 bits per pixel, Greyscale, 1000ppi 275MB Full panorama 16 bits per pixel, Greyscale, 1000ppi 275MB – 2GB (dependent on length)
  • 18. Thanks To the staff in Preservation Services, Digitisation and Photography and Pictures at the National Library. To the National Library for funding my attendance at this conference Questions?