The Rokinon 24mm f1.4 aspherical wide angle lens works very well with all kind of sensors, from full frame sensors to APS-C, DX and Micro Four Third sensors. The iris range is 1.4 to 22 which makes it very useful in low light situations. It has 84 degrees of view. If manual iris and manual focus are not essential for you, this lens is an amazing wide angle lens with great quality glass. This lens is constructed with 13 elements in 12 groups.