About Lenses With A Supersonic Motor - Pentax smc -DA INTERCHANGEABLE LENS Operating Manual

DA Lens_ENG.book Page 10 Monday, January 3, 2011 11:45 AM
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About lenses with a supersonic motor

The lenses in the table below are equipped with an internal supersonic motor. When
mounted on a camera body that supports supersonic motors, the autofocus (AF) works
quietly and smoothly.
• Supersonic motor compatible camera body
K-series (excluding
If the firmware is version 1.30 or later, it supports supersonic motor. (Refer to page 11)
Lens
DA 55mm f/1.4 SDM
DA17-70mm f/4 AL [IF] SDM
DA 60-250mm f/4ED [IF] SDM
DA 16-50mm f/2.8ED AL [IF] SDM
DA 50-135mm f/2.8ED [IF] SDM
DA 200mm f/2.8ED [IF] SDM
DA 300mm f/4ED [IF] SDM
* In both cases focusing can be done manually.
and )
• The lens uses a supersonic motor. When the lens
is mounted on a camera body that does not
support supersonic motors (including the
with firmware older than version 1.30), the
autofocus cannot be operated by either the AF
motor in the camera body or the supersonic motor.
• If using the lens with the following cameras, and
the power is turned on, MF appears in the monitor,
but it does not interfere with AF operations.
,
When the lens is mounted on a camera body that
does not support supersonic motors (including the
with firmware older than version 1.30), the
autofocus is operated by the AF motor in the
camera body.
Precautions
, ,