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# Title: Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light (shelfmark Leibn. Marg. 193)
# Folio 33, page id 1677894601:0205
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1677894601&page=205
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L33
et rith this caution, that the reflections be suppoled
Hronsest at the intermediate Spaces, 2H, 6H, 10, dc.
nd trom thence ro decrease graduallr torards thele li-
mits, IL, 3L, 5M, 7O, Bc. on cither side; Wrhere
vou must not conceire them to be precisels limited,
but to decar indetinitelr. And Whereas lhare assigned
the same latitude to every Series, I did it, because 2)-
thouoh the Colours in the Arst Series lcem to be a little
broader than the rest, by reason ot a Aronser rellexion
chere, vet that incqualier is (o insentible a5 scarcely t0
Dc determined by Oblervation.
Noi accordins to this description, conceirine that
cherars originally oF several Colours are by turus re-
Aected at the Spaces TIL 3, GM O7, gPR FF, 1C.
andtransmitted at the Spaces AHII, 3L. M 5, 7OP9,
Oc. it is ea (y to know wrhrat Colour must in the open Air
De exhibited at any thickness oF a transparent thin body.
For it a Ruler DC applied parallel to AHI, at that di-
Rance From it by which thic thicknels of the body is
represented, the alternate SpaCeS F IL. Z, G MIO7, VC.
irhich it croseth ill denote the reflected orisinal CO-
lours, oF Wrhich the Colour exhibited in the open Air
is componnded. Thus it the constitution of the green
in the third Series oF Colours be delired, apply the
Ruter as rou sceat n ere, and by its passine through
Tome ot the blue at x and rellor ato, a5 well as through
the green at e, vou may conclude that the ereen extri-
bited at that thicknels oF the body is principally con-
cituced oC original srCen, BUE HOE WithOUE a MiXTIe
oE some bluc and yellor.
e