Method of making 3d glasses Step 1: Pick up the glasses and draw shapes on thick cardboard with a pen. Remember to draw a thicker picture frame, which will be more durable; Draw the bridge of the nose a little bigger, which will better match the shape of the nose; The ear frame supporting the glasses (I don't know how to say it) should be made longer. If it is too long, it can be cut short; if it is too short, it is hopeless. Everything is difficult before it is easy. Please be careful with your bag. Glasses with horns and diamonds.

Step 2: After cutting the shape of the glasses, cut off the cardboard of the glasses frame with a blade. Step 3: Stick red paper on the left eye and blue paper on the right eye with lipstick glue. Don't make mistakes. In addition, if the color is not deep enough, the stereoscopic effect will be poor, and two layers of colored paper can be pasted. If the colored paper is too light, you can stick two layers. Take it with you and watch 3D trailers and stills.

Method 2 Sunglasses Modified Edition Find a pair of cheap plastic glasses. The color of the lenses in the ten-dollar store or Japanese goods store is perfect, and you can also choose one of the children's toys. Eject the plastic lens. Making lenses. Use a plastic lens as a template to draw the correct figure on transparent paper, cellophane or acetate paper. Cut the lens. Cut from the inside of the line.

Colour it red and blue with a marker. If you didn't use red or blue plastic when you started making, now you need to color the lens. Colour the left lens red and the right lens blue. Put the lens in the frame. Red is on the left and blue is on the right. Check to see if it fits. Adjust as needed, and then you can watch 3D movies.