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Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 68

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: 0.92.

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The machine reads it as

  1. 68
  2. hit upon itS POres, and the red upon IES parES. LasIY,
  3. vere the rays ot Lighit reflected br impingins on the
  4. Colid parts ot Bodies, their reflexions from polisted B0-
  5. dies could not be (0 regular a5 ther arc. FOr in PO-
  6. littrins Class with Sand, Putr or Pripoly, it is not to
  7. De imasined that those substances can by sratins and
  8. Trettins the Cla(s brins aI its least particles to an ac-
  9. curate polist; (o that alI their Curtaces Mail BC truly
  10. plain or truly Spherical, and look aIl ttre same way, lo
  11. a5 toscther to compose one even surtace. The Pinallex
  12. the particles of thole substances arc, the Imaller rii
  13. Dethe Scratches by irhich ther continually tret and rear
  14. array theCilass until it be politted, but be ther nerer
  15. (0 linall they can rear array the Glass no othermile
  16. than by gratins and seratchins it, and breakcins the
  17. proturberances, and theretore polistr it no otherwile
  18. than by bringins its rouchinessto a very tine GTrain, (0
  19. that the scratches and Frettings of the surtace become
  20. t00 (mall to be risible. And theretore il Lisht iere
  21. reflected by impinsins upon the Colid parts of theGilals,
  22. it rould De scattered as much by the most polished
  23. Glas as by the roughest. So then it remains à PrO-
  24. blem, hou Gilass polistred by frettins substances can re-
  25. Rect Light so regularly as it docs. And this Problem
  26. i5 scarce otherrrile to De Tolred than by Paving; that
  27. the reflexion ot a ray is effected, not by a snsle point ot
  28. the reflectins Bodr, but by fome porver ot the Body
  29. irtrich is erenty diffused all over its Curtace, and by
  30. erhich it aets upon the rar rithout immediare contact.
  31. For thatthe parts of Bodies do act upon Light at a di-
  32. Aance Phail be Mewn hereatter.
  33. Now

Cite

Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 68. Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/1677894601:0244?run=74