Why do you put slides into an old fashioned slide projector upside down?

Why do you have to put slides into a slide projector upside down? Because the images that are produced will be upside down if you do not, so by putting it upside down the image will appear right side up.

Can I connect phone to projector?

Nearly every Android device has a USB-C video output port. Most projectors still use HDMI as their standard input port, but a simple adapter such as this one from Monoprice can enable you to connect to your projector with a simple cable.

Can I connect my mobile to projector?

All Android devices come with either a microUSB or USB-C option. With the right cable, you can connect your Android device to a projector that directly uses an HDMI cable. Another supported standard is MHL, which also connects via HDMI ports.

How do you make a projector with a flashlight?

How to Make a Flashlight Projector

Cover the lens and front end of the flashlight in tissue paper, securing the paper with rubber bands.
Cut two pieces of cardboard into U shapes with square corners, making them approximately the same size as the flashlight.
Glue the two cardboard pieces together back to back, forming a small frame to hold slides in.

Can you make a homemade projector?

With a cardboard box and a few simple steps, you can make a projector for the movies in your phone. For those who are strapped for cash and/or in the mood to do something creative, make your own projector. All you need is a cardboard box, a smart phone with videos, and a few basic tools.

How do I turn my iphone into a projector?

How to Make Your Phone Into a Projector

Step 1: Remove handle from magnifying glass.
Step 2: Cut a hole in the end of the box.
Step 3: Snugly fit the magnifying glass into the hole.
Step 4: Tape off edges with black tape.
Step 5: Cover inside of box with black construction paper.
Step 6: Place the i-phone at the end of the box.
Step 7: Project image onto a wall.

How does a homemade projector work?

How Does a Homemade Projector Work? The idea behind a projector is that light rays coming from your phone pass through a magnifying lens placed in a certain distance. This creates a bigger projected image. This image will be inverted, but this can be fixed by placing a mirror between the phone and the lens.