I ran my eye cups all the way out on my nl pures to 6 3/4" and they fit. So length ways you should be goodI've got some 12x50 mavens that are like 6 5/8" long, you think they'd fit?
Ok there’s no way to really tell how tight they’ll be with the 50mm lens's, but I how I run them they are at 5” across on the lens. If it sounds like they should fit I’ll take it.I ran my eye cups all the way out on my nl pures to 6 3/4" and they fit. So length ways you should be good