This item has a minimum qty of 2 per supplier requirements. OptiVisor,precision binocular headband magnifier,permits unrestricted user efficiency while reducing eye strain - leaves both hands free and allows three dimensional vision
HookUpz 2.0 Universal Smartphone Optics Digiscoping Adapter allows users to connect their smartphones or phablets to a variety of different optics and then use built-in camera applications to take pictures and record video through the eyes of the optics.
Celestron Cometron sleek, portable binoculars feature large objective lenses and multi-coated optics for optimal light-gathering capabilities to bring celestial objects into bright, sharp focus. Ideal for comet watching, stargazing, and viewing craters on the moon.