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# Title: Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light (shelfmark Leibn. Marg. 193)
# Folio 13, page id 1677894601:0185
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1677894601&page=185
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 31 lines, status machine
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Pedred, and chen decreased asain, but not (o much a5
it increased betore. And hence it is evident, that the
transparenes was not onty at the ablolute contaet of the
Gtales, but also irhere they had some licele incerral.
hare Lometimes obserred the Diameter oF that Spot to
Debetreen halE and trro Atth parts ot the Diameter ot
the exterior circumterence ot the red in the Arst cir-
cuit or rerolution ot C olours Wrhen viemed almost per-
Dendicularlr; irhereas irhen viered obliquely it hath
Wrhrolly vanished and become opatce and irhite like the
Other parES OF the GEla(S; wrtrence ic mar be collected
that the CElasses did then Icarcely, or not at all, touch
one another, and that their interval at theperimeter
OF that Spot hen riemed perpendicularir iras about a
tilch or sixth part oE their interral at the circumterence
oF the Caid sed.
OBS. IZ.
By looking throueh the trro contiguous Object.
Glasses, IFound that the interjacent Air extribited Ringo
OE ColOuIS, a5 Weil by transmitting Lightas by rehect-
ins it. The central Spot mas non irtute, and trom it
the order oF the Colours vere vellowitti red; black;
violet, blue, irhite, vello, red; violet, blue, sicen,
vellorr, rec, 190. But chele Colours ivere very faint
and dilure untels irtren the Light was trajected rery
obliquely chroush the Glases: lor by that means they
became preter virid. Onty the Arst yellorvistr red, like
the blue in the Courth Oblerration, was so litele and
Taine as Ccarcely to be discerned. Comparins the co-
loured Rings made by relexion, rrith chele made by
trant-