What is hologram?

A hologram is like a picture that can be seen from different angles and looks 3D even though it's flat.

Imagine you have a sticker on your fridge, it’s flat, but when you look at it, it seems like it has depth. That’s what a hologram does, but way cooler!

How It Works

A hologram is made using light. When you shine a special kind of light on something, it records not just the shape, but how light bounces off that thing, almost like taking a picture of how something looks in different ways.

When you look at a hologram, it’s like looking at a 3D object without needing glasses or special tools. You can move around it and see different sides, just like when you walk around a toy in your hands.

A Real-Life Example

Think about a hologram of your favorite cartoon character on a poster. If you wave your hand in front of it, the character might seem to move or change, even though it’s still flat! It's like having a little movie playing inside a picture.

So, a hologram is a fun and clever way to make something look 3D without any extra tricks, just light and smart recording.

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Examples

  1. A hologram is like a picture that looks 3D, even though it’s flat. It’s used in things like birthday cards and phone cases.
  2. You can see a hologram from different angles, just like you would with a real object.
  3. Holograms are made using light, not paint or ink.

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