[填空题]
(a) How far away can a human eye distinguish two cjcnuit1ya4h0bh -mn1 oh)fp: 9k 1w1orboj9o pa.(0a ul4p0aq )c *sqar headlights 2.0 $m$ apart? Consider only diffraction effects and assume an eye pupil diameter of 5.0 $mm$ and a wavelength of 550 $nm$.
L = km
(b) What is the minimum angular separation an eye could resolve when viewing two stars, considering only diffraction effects? In reality, it is about of arc. Why is it not equal to your answer in (b)? $\theta$ = $\times 10^{-3}$ $^{\circ}$
