Another -but different and geometrically proportionate- spaghetti measuring tool

Perhaps it's my clumsiness, but I find the standard designs, based on round openings, hard to use. Either I end up with a fistful of spaghetti loosely dangling in the hole (hence eliminating the measurement goal) or individually squeezing -sometimes breaking- the last ones.

Moreover, I found that many of the "standard" published measures are simply not proportionate, i.e., the area of the hole for 2, 3 or 4 servings is substantially different (sometimes up to 22%) from 2, 3 or 4 times that o