Renze de Vries
Well-known member
If I'm well informed, Swift updated their 8.5x44 Audubon porro (804) a few (two, three?) times. Some questions about them:
How can the different versions be recognized?
Did Swift improve them while updating?
And if so, in what way? (mechanically, optically aso).
Thanks in advance,
Renze de Vries
How can the different versions be recognized?
Did Swift improve them while updating?
And if so, in what way? (mechanically, optically aso).
Thanks in advance,
Renze de Vries
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