3D Stereoscopic Screenscope Mirrored Stereo Viewer (SNST002)

Very useful and you can travel with one of these,to view 3D images & videos on laptop.

This mini 3D scope is designed for viewing "side by side" prints,digital 3D images and 3D videos;
It can be used for viewing on normal computer monitors, screens, tablets, even TVs;
It features front surface mirrors, and adjustable convergence to accommodate different image sizes;
It is designed to be worn like glasses, but you can remove the temples and hold it on hands;
It features a standard 1/4x20 tripod screw,so you can attach a handle at the bottom;
Made of black, opaque, non-reflective plastic, it is light weight and stops extaneous light from entering the viewer;
A sliding lever allows you to toe-in or toe-out the internal mirrors for both eyes simultaneously;
Front non-reflective, removable for cleaning, glass panels protect the internal front surface mirrors;
Comes in a plastic container with instructions as you see in the pictures; 
You can use the 3D print in the instructions to practice using the viewer;
You can view side by side displays of twin cameras;