Pentax HD FA 35mm f2 Category_How-To Books the PSM1 provides isolation from

the PSM1 provides isolation from external vibrations which can translate as low frequency noise or manipulate the microphone position

Photographers are now able to do this easily for the first time

High gain-before-feedback and excellent off-axis rejection

The COMPACT-SERVO 18-80mm T4

8 ED SDM WR covers a versatile focal length range from 24mm to 70mm on a 35mm format sensor and 37mm to 107mm when mounted on the current Pentax K-series APS-C camera bodies

Pentax HD FA 35mm f2 Category_How-To Books the PSM1 provides isolation fromThe HD FA 35mm f2 has an optical system using a hybrid aspherical lens and ghostless coating, large flower shaped hood, and other key points for eliminating coma aberration and flare at the edges of the image, which is typically a problem for large aperture wide angle lenses. This lens also features abundant gradations and deep colour reproduction. The supplied hood includes a window for enabling easy operation of the circular polarizing filter.