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Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 125

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. l125
  2. may be about 40 degrees, the Spectator will sec a BOW
  3. MN oF a bluc Colour, runnins trom one end of the:
  4. bale tothe other, with the concare side torrards him,
  5. und the part oF the base IMNC berond this Bour vill.
  6. Dc brishter chan the other paRE PNINET on the ocher
  7. lide ot it. This blue Colour NIN beins made by no-
  8. thins elle than by refexion of a specular luperticies,
  9. Peems (o odd a Phaenomenon, and lounaccountable For
  10. by the rulsar Hypothelis oF Philolophers, that L’could
  11. not but think ic deserred to betaken notice of. Nou
  12. For understanding the reason oF it, suppole the plane
  13. ABC. to cut the plane sides and base ot the Prilin per-
  14. Dendicularir. From the Lye tothe line BC, Wrherein that
  15. Plane cutsthe base, drar the lines Sp and SF, in the
  16. Ansles SpC 50 degr. and Stc 49 degr. 20, and the
  17. Doint p ill be che limit bexond ertrich nonc ofthe most.
  18. retransible rars can passthroueh the base of thePrilm,
  19. and be retracted, irtiose incidence is Cuch that ther may
  20. Berehlected tothe Fire; and the point t will bethe like
  21. limit For the least retransible rays, that is, berond
  22. Wrhich none of them can pals throueh the base, irhole
  23. incidence is uch that br refexion they may come tothe
  24. LyC. And the pointr taken in the middle war betreen
  25. Pand F, Wrill be the like limit for the meanly retransible
  26. raYS. And theretore aII the retransible rars irhich FaII
  27. uxon the base berond t, that is, betireen t and B, and.
  28. cin come trom thence to the Lye Wiil De resected thi-
  29. ther: Buc on this side F, that i5, betreen. F and C, many
  30. Ot thele rars wil be transmitted throush the bale.
  31. And all. the most refransible rays wrhich FalI upon the.
  32. bale beyond ps that is, betireen p and B, and can by
  33. reflexion come tromthence tothe lye, will De retlected.
  34. Thither,

Cite

Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 125. Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/1677894601:0145?run=74