ELI5: Explain Like I'm 5

Projection filters

Projection filters, also known as lens filters, are like special glasses that photographers use to change the way their camera sees the world. Just like how you might put on sunglasses to make everything look darker outside, photographers use projection filters to make their photos look different.

There are different types of projection filters, and each one does something unique. Let's talk about a few of them!

1. Polarizing filter: This filter is like magical sunglasses for your camera. When you put it on, it helps remove unwanted reflections from shiny objects, like water or glass. It also makes the sky look more blue and the clouds more fluffy.

2. ND filter: This filter is like sunglasses that make everything look darker, but without changing the colors. It's used when there is too much bright light, like when you want to take a picture of a waterfall during a sunny day. By using an ND filter, the camera lets in less light, which helps to make the flowing water look soft and dreamy.

3. Color filter: Imagine you have a set of colorful markers, and you draw on a piece of paper. Each marker will give a different color to your drawing. Similarly, color filters are like colorful markers for your camera. When you attach a color filter, it changes how the camera picks up colors in a photo. For example, a red filter makes everything in the photo look reddish, while a blue filter makes everything look bluish.

4. Soft focus filter: Have you ever seen a picture that looks a little bit blurry or dreamy? That's because of a soft focus filter. It's like rubbing Vaseline on a camera lens. It helps to make the photo look less sharp and more artistic or romantic.

5. UV filter: UV filters are like shields for your camera lens. They protect it from harmful ultraviolet rays from the sun. It's just like how you put on sunscreen when you go outside to protect your skin from the sun. UV filters are essential for keeping your camera lens safe and clear.

Remember, these filters are like glasses or special markers for your camera. Photographers use them to create different moods, enhance colors, control light, and protect their equipment. So, just like how you might use different toys to play different games, photographers use projection filters to make their pictures look amazing!