21mm F1.5 Full Fame WideAngle Camera Lens for Sony A9, A7 Series, FS5, FS7, A3000, A5000, A5100, NEX-3, NEX-3N, NEX-3R, NEXC3, NEXFF3K, Etc - Pomya, Pomya0xry6dwf3q

• Wideangle is also supported by a large aperture. And the large aperture of F1.5 and a wideangle length of 21mm / 0.8in can be used in humanities to show the background while gaining a threedimensional sense of space. Lens adopts 13 elements and 11 groups of optical structure design and is compressed in a space of 70mm / 2.8in in length. The design adopts a fully open aperture, which reduces the contrast and closes one gear to obtain the best center sharpness idea. The front of the lens is equipped with a detachable hollow hood, and a corner of the metal hood is hollowed out to prevent the eyepiece viewing angle from being blocked. Metal lens barrel is made of aviationgrade aluminum anodic oxidation process, and the is finely sandblasted to highlight the texture. Focus is equipped with a metal focus handle, which brings you a more distinguished operating experience.