How Do You Make A Projector Out Of A TV?
Your old tube TV can still have a use, especially if you keep a DVD or other video player connected to it. You can assemble a homemade projection tube to the TV screen and turn it into a projector to view movies on a big screen image. You can even watch cable or satellite TV this way. You need more than just the projection tube itself; it must have a focusing lens, like a Fresnel lens used in stage lighting. This lens will invert the picture image, so the TV set needs to be upside down. Step 1 Cut cardboard or some other sturdy material into four pieces 45 centimeters long. Two pieces should be as wide as your TV screen’s width and the other two as wide as the screen’s height. Paint the pieces black and tape them together to assemble a box that will surround the TV screen. Step 2 Add an extra piece cut to the same length and width as the screen and cut a 17-centimeter hole in the center. Paint this piece black and tape a Fresnel lens over the hole. Place folded strips of tape on opposi
