Hypercardioid figure....

[fakeness]

M201 is Hypercardioid
Beta 57 is Super-Cardiod
Shur57- is cardiod

is hypercardoid really have better isolation?
ONCE MORE TIME CHECK : ( Because I am about to pay ...)

 

[chessrock]

That's pretty much the idea.

 

[crazydoc]

Go to this link posted by Han - good visual.
http://www.coutant.org/elements.html