When a hunt can shift from tight timber at first light to a long look across open country by midmorning, a scope must do more than just magnify. The Leupold VX-4HD is built for exactly that kind of ...
Abstract: Vortex retarders are optical retarders with a uniform retardance and fast axis orientation that varies azimuthally, which generates a Laguerre-Gaussian beam. Their spectropolarimetric ...
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