I've owned both Nikon and Leupold glass over the years and never had a problem with either. Although, I believe the Leupold glass has a slightly sharper image. Admittedly, this point is arguable.
With that being said, I do own a pair of 10 x 42 Leupold Olympic binoculars. They are very rugged and hold up through a lot of abuse (or shall I say hard use.) The only thing I might change about them is the eye piece. I believe the design could use some improvement in that aspect. The eyeglass vs. non eyeglass wearer portion gets worn and gets to the point where it moves in and out too easily.
If I had it to do over again, I would've bought the Nikon's, but that is only provided they had a more robust eye piece than the Leupold's. The best way to compare is by visiting a sporting goods store and checking both of them out.
Today's headlines read, "Hunter Dies of Heart Attack!"
I don't know how many times I have seen that headline in the past 16 years that I have lived in Colorado.
I moved here in 1994 via the U.S. Army to Ft. Carson, Colorado. The "Mountain Post" as it is sometimes called.
When I arrived here, in pretty good shape, the unit told me that I could not participate in P.T. (physical training) for at least 30 days. Now, I had just come from an overseas tour in Korea and was stationed in the...