Panasonic LUMIX S5II Body 100-400mm that can be problems with

that can be problems with wide-angle large-aperture optics

the lens’s focus group is driven by two - newly developed - XD (extreme dynamic) Linear Motors that achieve higher thrust and efficiency than conventional types of AF drive motors

The evenly weighted camera body is made from lightweight

Sensitivity (amount of focus shift per rotational quantum) can be selected from 90 to 1080 degrees to enable intended focus operation

You can even wirelessly control the power of modeling lights as well

Panasonic LUMIX S5II Body 100-400mm that can be problems withThe Panasonic LUMIX S5II utilizes Phase Detection Auto Focus (PDAF) thanks to a newly developed 24. 2 megapixel 35mm full frame CMOS sensor and a new imaging engine. Developed under the L2 Technology alliance formed by LEICA and LUMIX, the new imaging engine provides high resolution, natural description, and approximately 2x higher speed signal procession for high bit rate video recording. To further the cameras PDAF capabilities and make them more