Kinda seems like you are over complicating the shape from the get go. The curve you are talking about looks more like the bottom half of an inset. I would try modeling the entire block under the scope, add the inset, then if need be, split the top half of the block at the seam.
Normally this is fixed in Maya 2012. If you're using an older version of Maya, I recommend this plugin which copies 3dsmax's inset behaviour, it's also nice because it's fully interactive, like in Max: http://www.creativecrash.com/maya/downloads/scripts-plugins/modeling/poly-tools/c/maya-inset-tool
Hi all so im back :D , Ok this time I am wondering if it will be too much to chamfer edges and use inset when making models for games. The reason i am doing this is that with the right combination of those two (chamfer+inset) I am able to use 1 Smooth group on whole assets (mesh) and it looks like almost super high poly…