Pentax Autofocus Test 18-135

Pentax Autofocus Test 18-135 Video Clips. Duration : 2.18 Mins.

Pentax Autofocus test 1. New DC motor in DA 18-135/3.5-5.6 2. SDM motor in DA 50-135/2.8 3. In-camera screw-drive motor with FA 50/1.4 distance to first object ~1 m distance to second object ~3 m 4.04.2011

Keywords: Pentax, K-5, SMC, DA, DA*, FA, 18-135, 50-135, 50