Opticks 1717 - Up

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the Objc& at 4 is f0 1llUch bi@$r -01 ldkr tRaP,
~lle Obje& it felf at Q as the dlitance of the
Image at ‘from the kens A13 is bigger or l&s
tlla11 the x iitalice of the Objet% at Q from rhe ’
fame Lens. And if the Obje& be ken througki
tj570 or more fuch Convex or Concave--glaiEs,
every Glafs hall make a new Image? and the
C&j& fhall appr in the place and of the bign&i
of the la11 Image. VVhich confideration un..+
folds the Theory of,h%crolcopes and a’elefcopes.
B;or that Theory confiits ‘in ahnoit nothing elk
than the deicribing iiuA1 GlaiTes as fllall make
E-he plait; Image of any Objekt ~ as difiir& ana
large and luminous as it can convenient2y b,e
made.
I have now given in Axioms and their Explications
the fumm of what hath hitherto been
treated of in Opticks. For what hath been generally
agreed on I content my felf to a&mc
under the notion bEPrinciples, in order to wh&,
1 have farther to write. An,d this may f$%ce
for an Irkrodu&ion to Readers of q&Air %Vit
and good Underftanding not yet verfi-d in Oyticks
: Although thofe ,who are already acquain-,
ted with this Science, and have handled C&&es,
w-ill more readily apprehend what followeth.