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The description reads, "nitrogen filled: no"; then further down it,states "nitrogen filled". Question is, What are they, purged w/ nitrogen or not? — 1 Answer
by
EZRA2EYES,
from MA, United States Asked on December 12, 2018
Answered by
Rockriver,
member,
from TX, United States,
on August 01, 2019
On the box it says “Argon Purged.” From the Vortex website for the Diamondback line, “Argon gas purging prevents internal fogging over a wide range of temperatures.”
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