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Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 50

Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German. Mean line confidence on this page: 0.93.

Original at the GWLB · Page image · Annotations (IIIF) · Download text

The machine reads it as

  1. about che centh part ot an Iuch, and ies heiphe an Inch Or
  2. MOTC. For by this means, if che Axis of che Prism be
  3. Parallel co che Perpendicular of che Triangle, thelmage
  4. 18. 23. pt will non be Formed oF Fquicrural Prianeles a5, bB, c1,
  5. dk, et, fm, ecc. and innumerable ocher intermediare ones
  6. anliverins co che Triansular hole in Chape and bignels, and
  7. Lring one atcer anocher in a continual Scries Between EwO
  8. Parallel Lines a f and 5 m. These Frianoles are a lietle
  9. interminoled ac their Bases buc nor ac cheir Verrices, and
  10. cheretore che Lighr on che brighrer sde af ot che Image
  11. irtiere che Bales oFthe Friangles are is a licele compounded,
  12. buc on che darker side z m is altogether uncompounded,
  13. and in all places becireen che sides the Composition is
  14. Proportional co che distances of the places trom thac ob-
  15. scurer Cide s m. And harins a Spectrum pF oF such 2
  16. Compolition, e mar ery Experiments cicher in its Aronger
  17. and less simple Lighe near che side af, or in ies meaker
  18. and simpler Lixhe near che ocher side lm, as ic Call scem
  19. most conrenient.
  20. Buc in makins Experimenes of chis kind che Chamber
  21. oucht to be made as dark as can bc, least anr Forreion
  22. Lighe mingle ic selt rich che Lighe oF che spectrum pt,
  23. and render it compound; especially it re mould ery Lx
  24. perimenes in the more simple Lighe nexe the side e m ot
  25. che Spectrum; which beins fainter, will have a lels Pro-
  26. portion co che Forreion Lishe, and (0 by che mixture ot
  27. chac Lighe be more troubled and made more compound.
  28. The Lens allo ouphe to bc g00d, such as may serre For
  29. Optical Ules, and che Prism oughe to have a larre Angle,
  30. suppose of 70 deorees, and to be well iroueht, beins
  31. made ot Class tree trom Bubbles and Veins, wich ies sides
  32. noc a licele Conrex or Concare as ulually happens bue
  33. eruly Plane, and irs pollich elaborate, as in workins Oprick-
  34. slacles.

Cite

Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 50. Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/1677894601:0060?run=74