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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. When I obserred che deepest sensible Red, and deepest
  2. sensible. Violet, (che corrected distance of which Colours
  3. When all chines ivere orderedco che bekt adrancage, andchc
  4. Sun Chone very clear, was about Or is parrs ot che length
  5. oF che rectilinear sides oF che coloured Specerum,) IFound.
  6. che difference oF che distances of their Foci trom che Lens.
  7. Cometimes Pometimes 5:, and tor che most parts Tuches
  8. Or chereabouts: and 25 21. E0 12, Or 15 t0 26, (0 is fire.
  9. Inches. 10 5: Or 5= Inches.
  10. And by chis progression oF Experiments I Cacissied my
  11. SelF, chac had che liphe acche very Ends of chespectrum been
  12. Arons enouph ro makie che species ot che black Lines ap-
  13. pear plainty on che Paper; the Focus ofthe deepest Vio-
  14. Tet ould hare been Found nearer co che Lens, than the Fo-
  15. cus oF the decpest Red, by abour s: Tnches ax least: And
  16. ehis is a Furcher Fvidence, chac the Sines ot Incidence and
  17. Retraction ot che several COrts ot RayS, hold che same pro-
  18. portion. co one anoctrer in che smallest Retractions nhich
  19. cher do in che orcacest.
  20. Hy proorels in makine chis nice and tronblelome Fxpe-
  21. riment l. have sec donnmore at large, thac cher chac PaII
  22. ery ic atcer me may be avare of che Circumspection res
  23. quisite eo make ic succced well. And il cher cannor make
  24. it succced (o well as I did, cher mar nocwichstandino col-
  25. lect by che Proportion ot the distance ofche Colours in che
  26. Spectrum, co che difference of. the distances ot their Foci
  27. From che Lens, wtrat mould be che succels in the more di-
  28. Aant Colours by a becrer Trial. And vet il ther ule a
  29. broader Lens chan I did; and Eix ic to a lone sreiohe Staf
  30. by means ot which ic mar be readily and cruly directed co
  31. che Colour whose Focus is delired, I question noc buc che
  32. Experimene will succced beccer wich ehem chan ic did. wich
  33. me. For I directed che Axis as nearls as I could 1o the
  34. midole

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/1677894601:0078?run=74