| As someone who is passionate about, you are | | | | actually provide more depth of field. |
| probably interested in knowing how to include | | | | Now, let's see why you actually zoom out. Say |
| more depth of field in your photos. There is a lot | | | | you are in front of an amazingly beautiful scenery, |
| of literature on this subject. If you're a | | | | such as a mountain landscape beautifully colored |
| professional photographer, you've probably learned | | | | with sunrise light. You zoom in and take the |
| some things about wide angle (shorter focal | | | | picture with a telephoto setting. Then you zoom |
| length) and telephoto lenses (long focal length). For | | | | out and take the photo using the wide angle |
| years photography textbooks and magazines | | | | setting. You expect to get more depth of field |
| have been promoting the idea that a wide-angle | | | | with the last photo and that's what it looks like. |
| lens provides more depth of field compared to a | | | | You would never think that if you enlarge a |
| telephoto one. However, if you type 'depth of | | | | portion of it this apparent depth of field will |
| field' on Google, you will soon come across a lot | | | | disappear. When you use a wide angle setting, |
| of articles arguing this assumption. | | | | you zoom out because you want to capture |
| Recent tests taken by experts, including several | | | | more things in your picture. You are aware that |
| photo magazines, have proven that, technically | | | | the objects will look smaller and it doesn't bother |
| speaking, a wide-angle length does not provide | | | | you. In the same way, when you zoom in you |
| more depth of field. These tests are quite easy | | | | want to focus on a certain aspect of the photo |
| and you can conduct them yourself to verify the | | | | even though you know you will loose depth of |
| conclusions. But how does this impact your work | | | | field. Zooming in and out and using different focal |
| as a photographer? All these tests assume that | | | | length setting makes you perceive that the depth |
| you keep the picture size constant. They go like | | | | of field also varies. Photos taken with the wide |
| this: take a photo of some subject using a | | | | angle appear to include more depth of field |
| telephoto and then zoom out and use the wide | | | | compared to those taken with the telephoto. This |
| angle lens. You can also use interchangeable | | | | may not be true technically. But what is in fact a |
| telephoto and wide angle lenses. Then take the | | | | photograph? What appears to the viewer. If you |
| photo made with the short focus lens and enlarge | | | | don't place technical correctness above everything |
| a selected portion of it until is the same size as | | | | else, you should stick to what you've known and |
| the same portion in the other photo. You will see | | | | has proven right for years. As long as you like |
| that there is no significant difference between | | | | what you get, why drop it? Your photos will |
| them. This proves that wide angle lenses don't | | | | prove if you are on the right path or not. |