<s>
The	O
Canon	B-Algorithm
EF-S	I-Algorithm
18	I-Algorithm
–	I-Algorithm
55mm	I-Algorithm
lens	I-Algorithm
3.5	O
–	O
5.6	O
is	O
a	O
Canon-produced	O
wide-angle	O
to	O
mid	O
telephoto	O
zoom	O
lens	O
for	O
digital	B-Device
single-lens	I-Device
reflex	I-Device
cameras	I-Device
with	O
an	O
EF-S	B-Algorithm
lens	I-Algorithm
mount	I-Algorithm
.	O
</s>
<s>
The	O
field	O
of	O
view	O
has	O
a	O
35	O
mm	O
equivalent	O
focal	O
length	O
of	O
28.8	O
–	O
88mm	O
,	O
and	O
it	O
is	O
a	O
standard	O
kit	O
lens	O
on	O
Canon	O
's	O
consumer	O
APS-C	B-Algorithm
DSLRs	B-Device
.	O
</s>
<s>
In	O
February	O
2017	O
Canon	O
announced	O
the	O
new	O
Canon	B-Algorithm
EF-S	I-Algorithm
18	I-Algorithm
–	I-Algorithm
55mm	I-Algorithm
lens	I-Algorithm
4	O
–	O
5.6	O
IS	O
STM	O
with	O
a	O
smaller	O
aperture	B-General_Concept
,	O
which	O
made	O
the	O
lens	O
20%	O
smaller	O
according	O
to	O
Canon	O
.	O
</s>
<s>
On	O
20	O
August	O
2007	O
,	O
the	O
EF-S	B-Algorithm
18-55m	O
IS	O
was	O
announced	O
along	O
with	O
the	O
EOS	B-Device
40D	I-Device
.	O
</s>
<s>
On	O
7	O
February	O
2011	O
,	O
the	O
18	O
–	O
55mm	O
1:3.5	O
–	O
5.6	O
IS	O
II	O
was	O
announced	O
to	O
be	O
bundled	O
with	O
the	O
EOS	B-Algorithm
600D	I-Algorithm
and	O
1100D	B-Algorithm
.	O
</s>
<s>
On	O
21	O
March	O
2013	O
,	O
the	O
18	O
–	O
55mm	O
3.5	O
–	O
5.6	O
IS	O
STM	O
was	O
announced	O
alongside	O
the	O
EOS	B-Algorithm
700D/Rebel	I-Algorithm
T5i	I-Algorithm
and	O
100D/Rebel	B-Algorithm
SL1	I-Algorithm
.	O
</s>
<s>
It	O
has	O
a	O
different	O
optical	O
formula	O
from	O
that	O
of	O
any	O
previous	O
Canon	O
18	O
–	O
55mm	O
lens	O
,	O
and	O
includes	O
Canon	O
's	O
STM	O
(	O
stepping	B-Algorithm
motor	I-Algorithm
)	O
technology	O
,	O
claimed	O
by	O
the	O
company	O
to	O
offer	O
quieter	O
continuous	O
autofocus	O
while	O
shooting	O
video	O
when	O
attached	O
to	O
bodies	O
that	O
have	O
Canon	O
's	O
hybrid	O
autofocus	O
sensor	O
technology	O
.	O
</s>
<s>
At	O
introduction	O
,	O
it	O
was	O
offered	O
as	O
a	O
kit	O
lens	O
on	O
both	O
the	O
700D	B-Algorithm
and	O
100D	O
;	O
it	O
has	O
since	O
become	O
one	O
of	O
two	O
alternative	O
kit	O
lenses	O
for	O
the	O
70D	B-Algorithm
.	O
</s>
<s>
On	O
14	O
February	O
2017	O
,	O
the	O
18	O
–	O
55mm	O
4	O
–	O
5.6	O
IS	O
STM	O
was	O
announced	O
alongside	O
the	O
EOS	B-Algorithm
800D/Rebel	I-Algorithm
T7i	I-Algorithm
,	O
200D	B-Algorithm
,	O
and	O
the	O
77D	B-Algorithm
.	O
</s>
<s>
It	O
has	O
a	O
different	O
optical	O
formula	O
from	O
that	O
of	O
any	O
previous	O
Canon	O
18	O
–	O
55mm	O
lens	O
and	O
a	O
smaller	O
aperture	B-General_Concept
,	O
which	O
made	O
it	O
possible	O
to	O
reduce	O
the	O
lens	O
 '	O
physical	O
size	O
.	O
</s>
<s>
IS	O
STM	O
Reference	O
Image150x150px150x150px150x150px150x150px150x150px150x150px150x150px150x150pxKey	O
features	O
Image	O
stabilizer	O
15px|No	O
No	O
15px|Yes	O
Yes	O
(	O
4	O
stops	O
)	O
15px|No	O
No	O
15px|Yes	O
Yes	O
(	O
4	O
stops	O
)	O
Micro	O
USM	O
15px|Yes	O
Yes	O
15px|No	O
No	O
15px|Yes	O
Yes	O
15px|No	O
No	O
Stepping	B-Algorithm
motor	I-Algorithm
15px|No	O
No15px|Yes	O
Yes	O
Internal	O
focusing	O
15px|No	O
No	O
15px|Yes	O
Yes	O
L-series	O
15px|No	O
No	O
Diffractive	O
Optics	O
15px|No	O
No	O
Aspherical	O
element	O
15px|Yes	O
Yes	O
Macro	O
15px|No	O
No	O
15px|Yes	O
Yes	O
15px|No	O
No	O
Short	B-Algorithm
back	I-Algorithm
focus	I-Algorithm
15px|Yes	O
Yes	O
Improvements	O
(	O
original	O
)	O
identical	O
to	O
the	O
Mk	O
I	O
USM	O
but	O
without	O
an	O
ultrasonic	O
motorsimilar	O
optics	O
to	O
the	O
Mk	O
I	O
,	O
but	O
with	O
changes	O
to	O
the	O
shape	O
of	O
the	O
zoom	O
ring	O
and	O
the	O
tapered	O
area	O
at	O
the	O
front	O
of	O
the	O
lensIdentical	O
to	O
the	O
Mk	O
II	O
USM	O
but	O
without	O
an	O
ultrasonic	O
motorAdding	O
image	O
stabilization	O
and	O
addressing	O
general	O
image	O
quality	O
problems	O
of	O
the	O
Mk	O
I	O
and	O
IIIdentical	O
to	O
the	O
IS	O
I	O
but	O
with	O
a	O
revised	O
external	O
designSimilar	O
to	O
the	O
IS	O
II	O
but	O
without	O
image	O
stabilizationSimilar	O
to	O
the	O
IS	O
II	O
but	O
with	O
Internal	O
Focusing	O
and	O
STM	O
motorRevised	O
optical	O
design	O
,	O
20%	O
smaller	O
(	O
but	O
10	O
grams	O
heavier	O
)	O
;	O
and	O
smaller	O
aperture	B-General_Concept
at	O
18mmPhysical	O
data	O
Weight	O
190	O
g	O
200	O
g	O
205	O
g	O
215	O
g	O
Max	O
.	O
</s>
<s>
Diameter	O
×	O
Length	O
68.5	O
mm	O
×	O
66	O
mm	O
68.5	O
mm	O
×	O
70	O
mm	O
69.0	O
mm	O
×	O
75.2	O
mm	O
66.5	O
mm	O
×	O
61.8	O
mm	O
Filter	O
diameter	O
58	O
mmTechnical	O
data	O
Maximum	O
aperture	B-General_Concept
3.5	O
–	O
5.6	O
4	O
–	O
5.6	O
Minimum	O
aperture	B-General_Concept
22	O
–	O
36	O
22	O
–	O
32	O
Horizontal	O
viewing	O
angle	O
64°30'–23°20'	O
Vertical	O
viewing	O
angle	O
45°30'–15°40'	O
Diagonal	O
viewing	O
angle	O
;	O
74°20'–27°50'	O
Groups/elements	O
9/11	O
11/13	O
10/12	O
#	O
of	O
diaphragm	O
blades	O
6	O
7	O
Closest	O
focusing	O
distance	O
0.28	O
m	O
0.25	O
m	O
Maximum	O
magnification	O
0.28	O
×	O
0.34	O
×	O
0.25	O
×Accessories	O
Lens	O
hood	O
EW-60C	O
(	O
circular	O
)	O
EW-63C	O
(	O
petal	O
)	O
Case	O
LP814	O
LP1016Retail	O
information	O
Release	O
date	O
September	O
2003	O
February	O
2005	O
August	O
2007	O
February	O
2011	O
April	O
2013	O
April	O
2017	O
MSRP	O
$	O
$239.99	O
Kit	O
only	O
$239.99	O
Kit	O
only	O
$199.99	O
Kit	O
only	O
$249.99	O
$249.99	O
Currently	O
in	O
production	O
?	O
</s>
