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# Title: Opticks: Or, A Treatise Of The Reflexions, Refractions, Inflexions and Colours Of Light (shelfmark Leibn. Marg. 193)
# Folio 43, page id 1677894601:0215
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=1677894601&page=215
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l43)
Colours, constitute any one of these Rings. Noir these
beins viemed throush a Prism, the riolet Circle BR,
Wwill by a greater retraction be turther transtated trom
ies place than the red AV, and (0 approach nearer t0
it on that side, torrards wrhich the retractions are made.
lior instance, il the red be eranstated to av, the violet
mas betranllated to bx, (0 asto approuch nearer to it
al x than betore, and it the red be Further transtated
to ar, the riolet may be (0 much Curther tranllated to
bX a5 to convene rith it at X, and if the red be vet
Further translated to ar, the violet mar be Aill (o much
Further tranlated to BE 25 to pals berond it at E, and
Convene mith it at e and f. And chis beins undertood
noc only of the red and violet, but oF all che other in-
termediate Colours, and allo ot every rerolution of
thole Colours, vou will casilr perceire hor thole of the
lame rerolution or order, by their nearnels at xv and
En and their coincidence aF XV, e and f, ousht to con-
Ritute preuy distinet Ares oF Circles, especials at XV,
Or ac e and f, and chat ther rill appear severally at
X 2, and at X r exhibit wrhiteness by their coincidence,
and again appear several at 25, but yet in a contrary
order to that irhich cher had betore, and Aill retain
beronde and f. But, on the ocher side, at ab, a b,
Or a B, these Colours must become much more contu-
sed by beins dilated and spread (0, a5 co intertere mith
thole oF other Orders. And the lame contusion will
hrappen at rE betreene andf, il the retraction be very
Sreat, or the Prim very dictant Fromthe Object. Crlalles:
In irhich ease no Parts oF the Rines ill be scen, Pave
onlys ero licele Aresiat e and f, whole distance trom onei
78 2
another,