The vagus nerve innervates critical organs, such as the heart and lungs, making vagus nerve disorders serious. The symptoms of vagus nerve disorder can include cardiac, gastrointestinal, and sensory problems. slide 1 of 4.
KraGorn Active Member. Short throw means a short distance between projector and screen .. say 1-1.75 times screen width as a rough guide, long throw is the converse being 1.75+. That means the HS51 is certainly 'short', from the spec:  Short Throw Lens (100 < 3m), ie. you could fill a 100 diagonal 16:9 screen (7'+ screen width) from less than 9'. I don't know the Sony but generally I think Lens Shift works at least 1/2 height and/or 1/2 width depending on what it's capable of.
How to Make a Pinhole Projector. There are safe ways to view the sun. The simplest requires only a long box (at least six feet long), a piece of aluminum foil, a pin, and a sheet of white paper. The length of the box is important: the longer the box, the bigger your image of the sun will be.