From this spot diagram, we can see that the diffraction limited field of view has grown by almost a factor of 5 times and the diffraction limited field of view is almost ?degree!

• 从这个点图，我们可以看出，衍射极限作用的区域随之增长了5倍（我理解的是，更多的斑点被限制在爱里克斑内，也即发散出去的斑点面积反而小了）。