\(\color{red}\mathbf{\Omega}_\text{core}\) \(\color{blue}\mathbf{\Omega}_\text{env}\) \(\color{red}i_\text{core}\) \(\color{blue}i_\text{env}\) \(\text{LOS}\) \(\beta_\text{eff}\) \(\beta\) \(i_\text{eff}\) \(\mathbf{L}_\text{pl}\) \(i_\text{pl} = {\pi \over 2}\) \(\lambda_\text{pl}\)
Figure courtesy of Joel Ong