Samyang 28-70mm f/3.5-4.5 AF

The Samyang 28-70mm f/3.5-4.5 AF is a camera glass that can be used with full frame cameras. It has an average brightness and has 6 aperture blades which can create a circle-like out of focus effect. It has a filter diameter of 55mm and weighs 400 grams, making it a bit heavy to carry around. The lens is 74mm long, so it requires some consideration when packing it in a camera bag. The lens has autofocus and manual focus options, and it has multiple lens elements that are coated to reduce glare and improve image quality. The manufacturing time of the lens is unknown. The aperture of the lens ranges from f/3.5 to f/4.5, allowing for a range of depth of field options. The build quality of the lens is good, and it has a high resolution, producing sharp images. Alternatives to this lens include other prime zoom lenses with similar focal lengths and aperture ranges.

Optical design

Average brightness in this league Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle.

Physical characteristics

74 mm long, requires consideration if you want to carry in the camera bag. Weights 400 grams so plan ahead, carry only if really necessary. With a lens filter diameter of 55 mm commonly filter size, gives you a variety of filter options.