The SEL90M28G is the Sony FE 90mm F2.8 Macro G OSS, a professional full-frame macro prime lens for Sony E-mount cameras.t features a 90mm focal length and a true 1:1 macro capability, meaning it can reproduce subjects at life-size on the sensor—perfect for close-up photography of insects, flowers, jewelry, and product details. The lens also works very well for portraits, thanks to its flattering focal length and smooth background blur.
It has a bright F2.8 aperture, which provides good low-light performance and controlled depth of field, along with Sony’s G Lens optical design for high sharpness and natural rendering. The built-in Optical SteadyShot (OSS) helps reduce blur when shooting handheld, especially important for macro work.
In simple terms, the SEL90M28G is a high-quality macro lens designed for extreme detail and sharp close-up images, while also doubling as a sharp portrait lens.