Opticks 1717 - Up

I-
concentricl< Circles of ~YS after their trarfmifliOl1
, fa1lin.g 011 a y e Paper, will m&e
of Water arc bigger or lefs, the Rings fhall be
lefs or bigger. ‘This is the Theory, and Expericwe
dwcrs it. :fJor in Jwze 169~. X faw by
reflexion in a VeiTcl of fiagnating ‘Warer threF
Halos, Crams, or Rings of Colours about the
Sun, like throc little RainTbows, concentrick
to his .Ibucly. The Colours~ of the firf‘t: oi ,in-
1~c~lnaft CAom wcrc blue next the Sun, red
v&hozzt, and white in the middle between the
blue and red. “I’lmfe of the kcond Crown
were purple and Mac within, and pale red without,
md grcc~~ in. tl.x2 middle. And tllofe of
the third wetx gale blue wkhitl, and pale red
witholzt ; tide ‘C:sowns cllclof~c~ one another
immcdiatoly, fo thar their Colours proceeded
in this con~iuut~l order fro@ the Sun outward :
blue, white 3 rccII ; purple6 blue ,, green, &pale
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