Use the periscope to look over the wall.
- Look into the eyepiece and use the handles to rotate your video back and forth.
Do you see anyone? What room are you looking into?
What is going on?
A periscope is like a telescope with a mirror at the lower end, that reflects your view up the tube, and a mirror at the top that reflects your view out into the room on the other side of the wall.
There are lenses in the tube that magnify your eyesight about X3. When you rotate the tube you are also rotating the two mirrors.
Submarines use periscopes to see above the surface of the water while they stay below the surface.
Problem with size of image. Very smal. Needed to ?. To expand the field of view using ?.
Learn more…
Developed by the GE Volunteers in partnership with the Museum of Arts and Sciences (MOAS) – Daytona Beach, FL
engineering 4 kids 