BOLD, After reviewing the info and your posts from page 1 showing with the green arrows and viewing the "COOKING ANAMORPHIC LENS" video and other videos, It seems to me that the idea here is trying to get the two lens, front and rear closer to achieve closer focusing. I think the images with the green arrows tells me that we do not have to cut the B&L in half like Cooking Anamorphic's video, instead looks like we can modify the B&L by cutting maybe an inch off more or less the front outer element housing where in your photo shows the gap between the inner barrow and outer barrow with