Sony PZ 16-50mm f3.5-5.6 OSS II backdrop A lens in 10mm is

A lens in 10mm is usually a fisheye or heavily distorted

The optical design includes three fluorite elements that help to minimize axial chromatic aberration that can be a problem in large-aperture lenses

With an 11 mm angle of view and large F1

Not Compatible with Sigma 100-400mm F5-6

Sony PZ 16-50mm f3.5-5.6 OSS II backdrop A lens in 10mm isThe Sony 16 50mm power zoom lens is perfect for day to day stills and movies. Weighs just 3. 8 oz. (107 grams) and collapses to 1 1 4 inch (31. 3 mm) when powered off. Durability is excellent, refined AF ensures reliable focus even while zooming, and built in image stabilization minimizes blur. Breathing compensation is supported with compatible bodies. Excellent optical performance Four aspherical elements and one ED (Extra low Dispersion) element in