<s>
The	O
HD	O
Pentax-D	O
FA*	O
85mm	O
f/1.4	O
SDM	O
AW	O
lens	O
is	O
a	O
professional	O
short	O
telephoto	O
prime	O
lens	O
for	O
the	O
Pentax	B-Algorithm
K-mount	I-Algorithm
.	O
</s>
<s>
Notable	O
features	O
include	O
the	O
company	O
's	O
second	O
in-house	O
ring-type	O
ultrasonic	O
motor	O
with	O
1.3x	O
the	O
torque	O
of	O
the	O
Pentax	B-Algorithm
D	I-Algorithm
FA*	I-Algorithm
50mm	I-Algorithm
lens	I-Algorithm
for	O
fast	O
autofocus	O
,	O
full	O
dust	O
and	O
water	O
resistance	O
with	O
eight	O
sealings	O
and	O
an	O
advanced	O
optical	O
formula	O
for	O
high-resolution	O
images	O
with	O
smooth	O
bokeh	O
.	O
</s>
