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Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 67

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. another, there is no sensible reflexion as ras declared
  2. in the tirst Obserration; and vet I sce no realon why
  3. the rass Mould noc impinse on the parts oF CrtaIS a5
  4. much irhen contisuous to other Crlals a5 Wrhen con-
  5. tiguous to Air. Fisthly, When the top ot a Water-
  6. bubble (in the 17th Obserration) by the continual (ub-
  7. lidins and exhralins of the Water orem very thin, there
  8. ras such a lictle and almost insensible quantitr ot Light
  9. retlected trom it, that it appeared intenls black; Wrhere-
  10. as round about that black Spot, Wrhere the Water Was
  11. thicker, the reflexion iras lo Arons a5 to make the
  12. Nater Icem very wrhite. Nor is it ouly at the lcast
  13. chickness of thin Plates or Bubbles, that there iS, nO
  14. manisest reflexion, but at mans other thickneses con-
  15. tinualls greater and greater. For in the 15th Obler-
  16. ration the rays oE the lame Colour vere by turns trans-
  17. mitted at one thieknels, and reflected at another thick-
  18. nels, For an indeterminate number ot luccesions. And
  19. vet in the superticies ot the thinned Bod), Wrhere IE 15
  20. oF any one thickness, there are a5 ManY PaFIS FOF FhC
  21. rayS Eo impinse on, 25 irhere it is oF any other thick-
  22. nels. Sixthly, IF reflexion ivere caused by the parts ot
  23. retlectins Bodies, it rould be impossible for thin Plates
  24. Or Bubbles at the lame place to refleet the rays ot one
  25. Colour and transinit thole of another, a5 ther do accor-
  26. dins to the 13th and Esth OblerVatIONS. FOT it 1S
  27. not to be imasined that at one place the rays whieh
  28. For instance exhibit a blue Colour, ould hare thefor-
  29. tune to dastr upon the parts, and thole irhich extibit
  30. a red to hit upon the pores oF the Body; and then at
  31. another place, irhere the Body is cither a litelethicker,
  32. Or a little thinner, that on the contrary the blue Mould
  33. E K 2
  34. tri

Cite

Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light, fol. 67. Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/1677894601:0243?run=74