Vi
ev,tfi
n d er eyepi ece sel e cti o n
The table below
provides
the choice ofcorrection eye-
pieces
available
in
connection with an eyeglass
pre-
scription,
Firstly, decide which eye you would normally
use
for viewing. Then check your prescription
bearing
in mind that in ophthalmic
terms
O.D stands for the
right eye and 0.S stands for the left
eye. In the table,
read offthe appropriate eyepiece
that
is
alongsideyour
prescription
figures.
If
your
cylindrical eyeglass
prescription
is more
than
0.5 dioptres, it is recommended
that
you
always wear
your eyeglasses for viewing
and
focusing.
Please note that the
eyepiece,
including
the
correction
glass holder, is
constiucted from a pla-stic material
to
minimise
the risk of
scratching eyeglass
lenses.
0phthalmology
prescription
SPHERICAt
Recommended eyepiece
Power
(ode
no.
+3.0
-
+2.5 +2
54436
+2.25
-
+ I +
0.5
54/.33
+0.75
- -0.5 -
1
(std)
54439
-
0.75
-
1.5
-2
54430
-
1.75
-2.5 -3
54427
-2.75 -3.75 -4
54424
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