About Lenses With A Supersonic Motor - Pentax DA 14mm f/2.8ED [IF] Operating Manual

e_kl577_17.fm Page 9 Friday, June 27, 2008 3:37 PM

About lenses with a supersonic motor

The lenses in the table below are equipped with internal supersonic motors. When mounted on a camera
body that supports supersonic motors, the autofocus (AF) is quiet and smooth.
• Supersonic motor compatible camera body
, , *,
* If the firmware is version 1.30 or later, refer to page 10.
Lens
Lens uses a supersonic motor. When the lens is mounted on
a camera body that does not support supersonic motors
DA17-70mm f/4 AL [IF] SDM (including
the autofocus cannot be operated by either the AF motor in
the camera body or the supersonic motor.
When the lens is mounted on a camera body that does not
DA 16-50mm f/2.8ED AL [IF] SDM
DA 50-135mm f/2.8ED [IF] SDM
support supersonic motors (including
DA 200mm f/2.8ED [IF] SDM
firmware older than version 1.30), the autofocus is operated
DA 300mm f/4ED [IF] SDM
by the AF motor in the camera body.
* In both cases focusing can be done manually.
9 9
Precautions
with firmware older than version 1.30),
with