Whilst not as lightweight as polycarbonate plastic, it is unquestionably stronger and I am lead to believe that magnesium has a very good resistance to temperature related expansion and contraction.
The exact wording here is important as it confirms that there are multi-coatings of an anti-reflection material added on all air-to-glass surfaces throughout the entire optical system.
To help me to be as consistent as possible, I have a number of benchmark binoculars which are used to compare and then rank the view against.
So how do these perform in this area? We cannot wait to hang it in our new home.
What I can say is that the outer ocular lens has a diameter of 24mm in diameter, which I have to say, ranks up there with the largest that I have measured on a 42mm binocular.
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