<s>
The	O
55-300mm	O
4.5-5.6G	O
AF-S	O
lens	O
is	O
a	O
telephoto	O
superzoom	O
lens	O
manufactured	O
by	O
Nikon	B-Algorithm
for	O
its	O
line	O
of	O
DX	O
DSLR	B-Device
cameras	I-Device
.	O
</s>
<s>
As	O
with	O
other	O
DX	O
format	O
lenses	O
,	O
the	O
smaller	O
image	O
circle	O
makes	O
it	O
compatible	O
only	O
with	O
APS-C-sized	O
image	O
sensors	O
.	O
</s>
<s>
If	O
used	O
on	O
a	O
35mm	B-Algorithm
film	I-Algorithm
SLR	I-Algorithm
,	O
vignetting	O
will	O
occur	O
;	O
however	O
,	O
it	O
can	O
be	O
used	O
on	O
an	O
FX	O
camera	O
because	O
it	O
will	O
automatically	O
enter	O
"	O
DX	O
Crop	O
Mode	O
"	O
,	O
which	O
will	O
eliminate	O
vignetting	O
,	O
but	O
also	O
reduce	O
the	O
image	O
area	O
of	O
an	O
FX	O
sensor	O
to	O
a	O
DX	O
sensor	O
.	O
</s>
<s>
The	O
lens	O
was	O
designed	O
to	O
be	O
a	O
significant	O
upgrade	O
to	O
the	O
55-200mm	B-Algorithm
VR	I-Algorithm
,	O
released	O
in	O
2007	O
,	O
by	O
adding	O
100mm	O
of	O
focal	B-Algorithm
length	I-Algorithm
and	O
using	O
VR	O
II	O
(	O
vibration	O
reduction	O
)	O
.	O
</s>
<s>
The	O
lens	O
was	O
also	O
designed	O
to	O
be	O
a	O
companion	O
to	O
the	O
18-55mm	B-Algorithm
VR	I-Algorithm
lens	O
and	O
is	O
also	O
Nikon	B-Algorithm
's	O
most	O
affordable	O
lens	O
with	O
a	O
maximum	O
300mm	O
focal	B-Algorithm
length	I-Algorithm
.	O
</s>
<s>
The	O
lens	O
is	O
equipped	O
with	O
Nikon	B-Algorithm
's	O
Silent	O
Wave	O
Motor	O
(	O
SWM	O
)	O
to	O
operate	O
the	O
autofocus	O
drive	O
quickly	O
and	O
quietly	O
(	O
which	O
denotes	O
the	O
"	O
AF-S	O
"	O
on	O
the	O
lens	O
body	O
)	O
.	O
</s>
<s>
The	O
lens	O
uses	O
Nikon	B-Algorithm
's	O
second-generation	O
Vibration	O
Reduction	O
(	O
VR	O
II	O
)	O
technology	O
for	O
image	O
stabilization	O
(	O
which	O
denotes	O
the	O
"	O
VR	O
"	O
on	O
the	O
lens	O
body	O
)	O
.	O
</s>
<s>
It	O
also	O
has	O
two	O
lens	O
elements	O
made	O
of	O
Nikon	B-Algorithm
's	O
Extra-Low	O
Dispersion	O
Glass	O
(	O
ED	O
)	O
(	O
which	O
denotes	O
the	O
"	O
ED	O
"	O
on	O
the	O
lens	O
body	O
)	O
to	O
remove	O
any	O
chromatic	O
aberrations	O
that	O
occur	O
.	O
</s>
<s>
All	O
of	O
the	O
optical	O
elements	O
are	O
coated	O
in	O
Nikon	B-Algorithm
's	O
multiple	O
layer	O
Super	O
Integrated	O
Coating	O
(	O
SIC	O
)	O
for	O
scratch	O
,	O
smudge	O
,	O
and	O
dirt	O
resistance	O
.	O
</s>
<s>
Nikon	B-Algorithm
designed	O
it	O
with	O
a	O
High	O
Refractive	O
Index	O
(	O
HRI	O
)	O
lens	O
element	O
to	O
reduce	O
its	O
size	O
and	O
maintain	O
optimal	O
contrast	O
across	O
its	O
entire	O
zoom	O
range	O
.	O
</s>
