About The Da Lens Mount - Pentax Digital Camera Lens Operating Manual

About the DA lens mount

The DA lens is an interchangeable lens specifically designed for the PENTAX
digital SLR camera.
The K -mount of the DA lens is similar to conventional SLR lenses, but the DA lens cannot
AF
be used on 35 mm SLR cameras.
CAUTION
Be careful not to damage or dirty the lens-information contacts and AF coupler
on the mount surfaces of the camera and lens. Otherwise, failure or
malfunction may result.
K -mount
AF
AF coupler
Lens-information
contacts
5
- series