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Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 29

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.

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The machine reads it as

  1. cherighe Lines a c and sl which couch chose circles. And
  2. cheretore lince chere is no such Penumbra or Percurbation
  3. in chose righe Lines there must be none in the circles.
  4. Since che distance becwreen those Pangents or breadeh ot
  5. che Spectrum is noc increased by che Retractions, the Dia-
  6. meters ot che circles are nor increased chereby. Since thole
  7. l’angenes continue eo be righe Lines, every circle irhich
  8. in the Arst Prilm is more or less retracted, is exactly in
  9. the Came Proportion more or lels retracted in the second.
  10. And secing aII chele chines continue co succeed atrer the
  11. lame manner wrhen che Rays arc axain in a third Prilm,
  12. and apain in a Fourth retracted Sidemars, ic is cvident thac
  13. the Rays oF one and the lame circle as co cheir degree ot
  14. Retrangibiliey continue alirars Uniform and Flomogeneal
  15. toone anocher, and char chole ot sereral circles do differ
  16. in deoree oF Retransibilier, and chac in lome certain and
  17. constane Proportion. Which is theching lWras eo prove.
  18. Lhere is vet anocher Circumstance or cvo ot this PX- Fig. 16.
  19. Periment br which ic becomes Aill more plain and con-
  20. vincino. Lec che second Prism D FT be placed noc imme-
  21. acely alter atcer che Arst, buc at Pome distance from it;
  22. Suppole in che mid.-var betireen ic and the W’all on which
  23. the oblons Spectrum PT is cast, (0 chac che Lighe From
  24. the first Prism may Fall uxon ic in che form ot an oblono
  25. Spectrum, 21 Parallel co chis second Prism, and be retracted
  26. Sidewars co torm che oblons spectrum pt upon che WV alI.
  27. And ron will find as betore, chac chis Spectrum pt is in-
  28. clined cochat Spectrum P P, irhich che Frst Prilm FOrIMS
  29. alone rithoue che second; the ble ends P and p being fur-
  30. cher distane from one anocher chan ehe red ones T andt,
  31. and by consequence chac che Rars wrhich 90 to che blen
  32. end oF chelmage 27 ana irhich cheretore sufter che grearest
  33. Retraction in che first Prilm, are again in che second Prilm
  34. more retracted chan che rect.
  35. The

Cite

Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 29. Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/1677894601:0039?run=74