1.4 For the one-dimensional objects O(x) and PSFs h(x) shown in Figure 1.29, draw the resulting projections I(x). Write down whether each object contains O(x) h(x) I(x) L. a b a Figure 1.29 See Exercise 1.4. 1 Exercises high, low or both spatial frequencies, and which is affected most by the action of hix)