Tuesday, March 13, 2012

Pentax DA*50-135 2.8 Focusing speed screw drive

Pentax DA*50-135 2.8 Focusing speed screw drive Tube. Duration : 0.17 Mins.


To compare focusing speed between SDM & Screw drive

Tags: VID, 00007
Posted by at 1:04 PM
Labels: , , , , , , , , , , , , ,

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)