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Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 74

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: 0.91.

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The machine reads it as

  1. (74
  2. rith parallel Curtaces, the Cumm oF all the retractions
  3. Wris be cqual to the linole refraction wrhich it would
  4. have suttered in pastins immediatelr out ot the ArA
  5. medium intothe last. Andthis holdstrue, thouch the
  6. number ot the retractino substances be increaled to infi-
  7. nity, and the distances trom one another as much de-
  8. creased, (o that the Lighe may be retracted in crery
  9. point of its passage, and by continual retractions bent
  10. intoa curre Linc. And theretore the whole refraction
  11. ofLight. in passins through the Atmosphere From the
  12. hichest and rarest part thereot donnto the lovest and
  13. densest part, must be equat tothe retraction wrhich it
  14. vould lutter in passins at likre obliquier out oF a Va-
  15. cuum immediatels into Air of equal density with that
  16. in the lorrest part ot the Atmosphere.
  17. No, by this Table, the refractions oF a Pscudo-T0-
  18. Dazu a Selenitis, Rock CryCal, IMand CrrStal, Vulgar
  19. CtaIS (that is, Sand melted together) and Cila(s of
  20. Antimonr, irhich are terrestrial Hony alcalizate con-
  21. cretes, and Air irhich probably arilestrom uch substances
  22. Dy Fermentation, thoush these De substances very differins
  23. From one another in densier, ret ther have their vetra-
  24. etire porvers almost in the lame proportion to one ano-
  25. theras their densitiesare, exceptins thatthe retractionot
  26. that strange substance Illand- Crystal iS a litele bigger
  27. thanthe rest. And particularir RII, irhich is 3400times
  28. rarer thanthe Pleudo- Popaz, and 4200 times rater than
  29. Ctass of Antimonr, has notrithstanding its raritr the
  30. Came retractire porrer in respect ot its densier irhich
  31. thole urorery dense substances hare in respect oF theirs,
  32. exceptins (0 tar a5 thole trro ditter From one another.
  33. 228iIH9

Cite

Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 74. Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/1677894601:0250?run=74