Owner's Manual

I
33
I
t
seful
info:
Basics
of
n1acro
photography
This ratio expresses the relative
size
of
the image,
compared to the subject.
T e Iorge the
mogn
f
co•ton
rot o
tr
Ia
g
r
th
subrect
appears
The
magnification
ratio
indicates
the
ratio
of
image
size
captured
on
sensor
or
film
lo
the
aclual
size
of
the
subject.
When
using
a
magnification
ratio
of 1
x,
for
example,
the
image
captured
on
the
sensor
or
film
is
the
same
size
as
the
subject.
The
maximum
magnification
ratio
represents
the
largest
image
size
of a
subject
captured
by
the
lens
.
The
maximum
magnification
ratio
for
standard
lens
Ef.S
18·55mm
f/3.5-561$
II
is
0.34x
(at
55mm)
while
the
max1mum
magnification
ratio
far
the
EF-S60mm
f/2.8 Macro
USM
lens
is
1
x.
1
•
0 34x
A
number
related to the
angle
of
view
of
a lens.
a
e o
to
sub
ec+
dtstar e
r ng
m
fror
Jsed area
In
other
words,
1
OOmm
or
180mm
macro
lenses
have
narrower
angles
of
view
than
that
or
a
60mm
lens.
So
if
you're shooting
the
same
subject
from
the
some
distance,
the
subject
appears larger with a 1
OOmm
or
180mm
macro
lens.
Makrng
the
subject
the
center
of
attention
requires
that
the
photographer
take
great
care
in
determining
the
focus.
Since
"camera
shake"
happens
easily,
use
of o
tripod
may
be
necessary
in
many
cases
50rt'ITI
lQQ,.,,