<s>
The	O
smc	O
PENTAX-DA*	O
1:4	O
300mm	O
ED	O
 [ IF ] 	O
SDM	O
is	O
a	O
supertele	O
prime	O
lens	O
for	O
Pentax	B-Application
K-mount	O
.	O
</s>
<s>
It	O
uses	O
Pentax	B-Application
 '	O
silent	O
SDM	O
motor	O
for	O
autofocus	O
on	O
compatible	O
cameras	O
(	O
K10D	B-Algorithm
and	O
K200D	B-Algorithm
upwards	O
)	O
,	O
and	O
has	O
Quick	O
Shift	O
Focus	O
to	O
allow	O
manual	O
adjustments	O
in	O
autofocus	O
mode	O
.	O
</s>
