Hawke Optics introduces the groundbreaking XB30 Zoom FFP 2-8x36mm—its first crossbow scope featuring a first focal plane (FFP ...

In the field of optics, coupled light sources (e.g., lasers) can influence each other, producing ... A team of physicists and engineers at the University of Colorado Boulder has discovered a new ...

After hours: January 31 at 7:06:39 PM EST ...