master5
Well-known member
at first in Japanese Vortex Razor HD 8x42
https://www.bestbinocularsreviews.com/images/Vortex-Razor-8x42-HD-Diopter-Large.jpg
https://www.bestbinocularsreviews.com/images/Vortex-Razor-8x42-HD-Diopter-Large.jpg