TTArtisan 90mm F1.25 ASPH Full Fame Favored Focal Length Camera Lens for L Mount Camera Sigma FP, Leica SL, Panasonic S1 S1R S1H S5 - FV-90mm F1.25-L-Mount-1228

• 4 Sets of Achromatic Doublets: Dispersion is a common optical phenomenon, especially in fast lenses. 4 sets of Achromatic Doublets are used in M 90mm f1.25 lens to significantly improves the chromatic aberration and the resolution performance, presenting excellent image quality.The spherical aberration of achromatic doublets is better than singlets. First Choice for Portrait and Close-up Beauty:Its high speed and the unique aesthetics of its depth of focus make this telephoto lens the first choice for portrait photographers. The angle of view is 27 degrees. It highlights the main body while avoiding the suffocating sense of space compression caused by super telephoto lens. Smooth Bokeh with Fast F/1.25 Maximum Aperture: Extremely fast f/1.25 maximum aperture affords notable control over depth of field for selective focus shooting, and also benefits handheld shooting in difficult lighting conditions.The smooth transition between the focus object and the bokeh creates a dreamy picture with an ideal depth of field and fascinating background blur. Lens Hood Reverse Attaching: Handy reversible design allows you to attach the lens hood in reverse for easy storage. With the extended lens end, it can protect the lens from moisture, wind-blown debris and impact. Bring with Tripod Mounting Hole:ue to the size and weight, the 90mm F1.25 manual focus lens fits on a tripod for a more stable shot, so there is a tripod mounting hole at the bottom of the lens.